Branch Out: Recent Episodes

Australian Institute of Botanical Science

Discover the surprising world of plants with Branch Out host Vanessa Fuchs as you explore botanic gardens, science facilities and the Australian landscape with passionate plant experts.

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Discover how the creator of the machete-wielding philodendron turned this harmless houseplant into armed greenery in this 'fast flora facts' edition of Branch Out.

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Branch Out host Vanessa Fuchs went to the Pint of Science event at the Keg & Brew in Surry Hills, Sydney to hear an awesome presentation from Dr Manuel Esperon-Rodriguez - a researcher from Western Sydney University known as the “tree detective.”

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An experiment in the 90's by two Russian artists revealed that people from various countries around the world all like the same kind of painting. Discover why and what the results of a new study using twins says about our love for nature.

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To help protect plant species from the impacts of climate change, scientists from the Australian Institute of Botanical Science and UNSW created a cutting-edge data framework for predicting seed germination using a thermogradient plate.

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Throughout human history, the gifting and trading of plants has been a way for people to connect. Discover the story behind the Instagram-famous 'friendship plant' that used to be impossible to find, and how you can grow one at home.

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Orchids are can be found on every continent, except Antarctica, growing everywhere from hot swamps to cold mountain tops. Unfortunately, a large proportion of Aussie native orchids are threatened or endangered. From isolating the fungi needed to germinate their seeds to studying their pollinators - discover how scientists like Jessica Wait at the Australian Institute of Botanical Science are using science to help save orchids from extinction.

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During the era of the Dutch golden age in 1637, it’s said that one tulip bulb could of bought you a beautiful house on the canal in Amsterdam. Discover how the obsession with these unique flowers allegedly caused the first and most famous market bubble crashes.

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From the 'great pacific garbage patch' to 'wet wipe island' - pollution is out of control. But in 2021, Gary Moran went viral for not needing to put out his red council bin for 3 years and 4 months. Discover his simple hacks to reduce your household waste as we feature an episode from the Plants Grow Here podcast by Daniel Fuller.

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Microscopic hairs of a leaf clinging to a murder suspect's jacket is all a forensic botanist needs to crack the case. Discover how two high-profile kidnapping-murder cases in America and Australia were solved using forensic botany and how the field has continued to evolve. You'll also learn the truth behind why the world's most famous fictional detective, Sherlock Holmes, knows so much about poisonous plants.

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WitchTok videos are clocking up billions of views. Discover why witchcraft is on the rise and the important role plants and nature have to play in its resurgence amongst young people in this magical episode featuring Christina Oakley-Harrington - a modern witch and founder of Treadwells, a famous London bookstore dedicated to the occult.

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Learn how photosynthesis was uncovered by scientists, how this amazing set of biochemical reactions might help find aliens, and meet a cunning species of bacteria that's evolved with stolen photosynthesizing technology.

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Imagine trying to put together a puzzle with over 900 million pieces without the picture on the box... That's how PhD candidate Stephanie Chen describes her world-first research assembling the complete genome of the iconic waratah species.

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From M. Night Shyamalan to the Bible - this debut episode of our Fast Flora Facts edition of Branch Out covers all sorts of amazing bite-sized facts, stories and research about the biggest group in the plant kingdom - trees.

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We're back and shaking things up this year so you can discover the surprising world of plants with WEEKLY episodes. Hit subscribe to get the first 'fast flora facts' episode on June 3 and join the new Branch Out community on reddit (r/branchoutpodcast) to share your feedback and connect with other listeners.

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Science communication is a lot like story telling. Hear from Laura Skates, Renee Cawthorne and Dr Karl about the importance of talking on behalf of plants.

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Extreme plants call for extreme botany. Explore the dangerous world of cliff faces, low rainfall and challenging temperatures.

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We know a lot of our listeners, like us, are stuck in lockdown - so we've got a special delivery for you! A bonus episode of Branch Out to celebrate National Tree Day. Tune in to hear a casual chat with Andy Leigh, Associate Professor at the University of Technology Sydney who is studying the effects of climate change on trees and the ecosystems they exist in.

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The theme for NAIDOC week this year is Heal Country. But what does it mean?

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Hear from students, recent graduates and trainees who are just starting out in their careers as plant scientists. A big thank you to everyone who participated in this episode; Adam Pigott, Piret May, Ryan P. O'Donnell, Ruby E. Stevens, Melanie O'Donovan, Philippa Alvarez, Yasmin Assar, Justin Collette and Lyndle Hardstaff.

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Find out what photosynthesis has to do with economics.

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You are invited to join us for the global launch of the Australian Institute of Botanical Science.

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Prepare to blush as we explore the unusual, ingenious and sometimes even deceptive ways plants are gettin' it on for the survival of their species.

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Plants have developed an array of deadly defences and chemical compounds can turn an innocent looking ornamental into a deadly assassin.

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When we hear 'pandemic' we immediately think of COVID-19. But there's a deadly plant disease pandemic called 'myrtle rust' tearing through Australia that arrived long before COVID-19. Discover the cutting-edge science that is our best bet for saving our plant species.

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We're in the middle of once-in-a-century pandemic and coming into peak flu-season in the southern hemisphere. Medicine is on our minds and surprisingly, many developed in the last century were derived from naturally occurring molecules found in plants, bacteria, and fungi.

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Australia is a no doubt a sunburnt country and the unique landscape shares a long and important relationship with fire. But even the most fire-adapted plants were devastated by the intense summer bushfires. While new growth is emerging and cutting-edge science is saving species - there's still a long road to recovery for the flora that went up in flames.

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Plants are the source of so many amazing past and new inventions we need in our lives. Discover how scientists are utilising the waste material from banana plants and cashew nut shells to create more environmentally friendly products.

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Even though Australia is new to the wine-making world stage it has produced really iconic drops and inventions such as cask wine and screw caps for bottles. But how did grape vines get here? Discover the art, history and science of wine-making and how it all started down under.

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Australian plants have been used by Aboriginal people for tens of thousands of years and now people all over the world are finding a connection to country through cooking with bush foods. Unfortunately, some of these plants are endangered and scientists are collecting and banking seeds to protect their future both on our forks and in the wild.

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Climate change is the defining issue of our time and 47% of Australia's vegetation could be impacted by an increase in mean annual temperature by 2070. Three passionate scientists share how they are trying to understand and mitigate the impacts of climate change on flora and our future.

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The world's most painful stinging trees call Australia home. Explore this amazing example of plant defence as a range of scientists share their stinging experience and what they’re doing to protect the future of these surprisingly important rainforest plants.

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Get ready to pick Persoonias from emu poo as Branch Out features an episode from ABC’s dedicated nature program - Off Track. Persoonias are an endangered group of plants that need complex processes to germinate. Could the mystery lynchpin to save them be found in an emu's guts? Go Off Track and join Presenter Ann Jones to find out!

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Longer space missions and sustaining human life on other planets depends on space horticulture. So grab your spacesuit and get ready to lift off with NASA astronaut Dr Gregory Chamitoff and scientists from the Australian PlantBank and CSIRO to explore the future of plants in space.

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The largest herbarium imaging project in the southern hemisphere is underway at the Royal Botanic Garden Sydney with over 1 million botanical specimens becoming high-definition digital images. Discover how the images will protect the valuable collection and help researchers around the world make new discoveries to advance science and conservation.

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Do you need a brain to sense the world around you, remember or learn? Apparently not. Dive into the marvellous work of evolutionary ecologist Dr Monica Gagliano whose pioneering experiments are proving plants are learning behaviour in ways we never thought possible.

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This is your golden ticket into the sweet and serious side of chocolate making. You'll also discover how plant diseases are threatening the future supply of the world's chocolate.

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Discover over 60,000 years of culture, plant uses and personal stories from Aboriginal people in Sydney, Australia. You'll also hear from a proud Dharawal elder and his daughter who are keeping their unique Sydney culture alive through storytelling, advocacy, art and research.

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Mistletoe is in love potions, ancient medicines to ward off epilepsy and ulcers and even a Justin Bieber Christmas song and Australia is the true home of mistletoe with about 90 different sap-sucking species. Discover why so many people throughout the ages are fascinated by the mystery and magic of these paradoxical parasites.

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Who do you think spends the least amount of time outdoors: Chickens, inmates or kids? Discover the growing movement of nature play at various forest schools and kindergartens around the world, including one right here in the heart of Sydney.

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Bees predate the dinosaurs and they've been doing some crazy and complex things inside the hive. From using a 'waggle dance' to communicate where food is, to making 'bee bread' using pollen. It's a short and sweet life for most, but be warned, there are a couple of gruesome ways to die...

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How was a cow paddock in Western Sydney transformed into the biggest botanic garden in Australia? And what's the difference between a park and a botanic garden anyway? Join the legendary Graham Ross and the Garden's Curator John Siemon as they share the incredible story of the Australian Botanic Garden and its best features.

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Check out what's coming up in the next season of Branch Out. Hit subscribe to make sure the fortnightly episodes appear in your podcast app.

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What makes a plant a killer? Join one of Australia's foremost experts on carnivorous plants, and discover the different tactics these murderous munchers use to lure, trap and trick their prey.

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You might think the National Herbarium of NSW is where we keep our finest coriander, mint and basil. Actually, this vital facility contains over 1 million plant specimens used for scientific research, and some are almost 250 years old! Walk through the corridors of this 165-year-old building and discover this historical hub and heart of plant sciences.

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Some communities can't access green space, depriving them of the physical, mental and social benefits that nature brings. Discover how the Community Greening program is changing the health and wellbeing of communities one garden at a time.

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Dr Barbara Briggs is one of Australia’s leading botanists and police used her skills in the 1960’s to assist a kidnapping-murder case. But over the course of her 59 years of research at the Royal Botanic Garden Sydney, she’s been part of an even bigger investigation: EVOLUTION.

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They're among the first types of land plants to appear on Earth about 470 million years ago, but bryophtes are easy to overlook - unless you're Matt or Trevor. On a field trip to the very tip of Far North Queensland, they came across a curious new species growing in a highly unusual place...

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There's a back-up plan for plants going extinct in the wild - it's called seedbanking. Scientists from the Australian PlantBank spend weeks in the field tracking down native plant material from all over the country to bring back to the incredible facility in Western Sydney, so they don’t disappear forever.

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The Wollemi Pine was thought to be extinct for 60 million years until it was accidentally discovered by David Noble in 1994 during a weekend bushwalk, 150km from Sydney. Our living fossil captures the imagination and attention of the world because it offers a window into the past, but now scientists are focused on protecting its future.

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Discover how the remarkable digestive ability of the endangered Southern Cassowary keeps itself, rainforests, and us alive.

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Put on your detective hat and lab coat and enter the strange and microscopic world of deadly plant diseases threatening our food crops and native flora.

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Explore the deadly and life-saving chemicals found in plants. From tea tree oil to morphine, we use nearly 15,000 different plant species for medicinal purposes.

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A preview of how you'll discover the surprising world of plants with science and stories from the Royal Botanic Garden Sydney - Australia's oldest living scientific institution.