Explore Episode Segments
Lion’s Mane Mushrooms Improve Memory, Study Finds
Mice fed with the mushroom had better hippocampal memory—a result that may guide new treatments for dementia.
Antarctic Ice Sheet Slipping Into the Sea
Scientists confirmed a West Antarctic ice sheet the size of the Dakotas is melting.
Should the Last Samples of Smallpox Virus Be Saved?
World health experts will meet to discuss whether or not to destroy the last live samples of smallpox virus.
Can’t Read This Headline? It’s Written in Invisible Ink
“Prisoners, Lovers, & Spies” tells the story of invisible writing, from lemon juice to microdots.
Listening In on Seizures
A “brain stethoscope” turns seizure patients’ brainwaves into music.
Is Graphene the New ‘Wonder’ Material?
Graphene is stronger than steel and more conductive than copper—a look at the applications and limitations of this “wonder” material.
Remembering Nereus, Explorer of Ocean Depths
The robotic deep-sea submersible Nereus was destroyed while diving over six miles beneath the surface in the Kermadec Trench.