On a special mailbag episode: Lots of questions about Dark Energy. What’s the speed of a falling feather? Are average human body temperatures dropping? All that and more today on All Around Science...

LINKS: * [ARTICLE] What's the average human body temperature—and is it cooling down? * [ARTICLE] Human body temperature has decreased in United States, study finds

THEME MUSIC by Andrew Allen https://twitter.com/KEYSwithSOUL http://andrewallenmusic.com