Biohacking therapies or NAD supplements? Microbiologist Venki Ramakrishnan says there are far simpler and more proven ways to ...

The "boring billion" shaped multicellularity, with energy demands sparking complexity. This era shows evolution's cost.

Walker co-founded the astrobiology social network SAGANet, is on the board of directors for Blue Marble Space, and is author of Life As No One Knows It: The Physics of Life's Emergence. Sara Imari ...

We are sending detailed questionnaires to every Democratic campaign asking for their stances on various issues, and supplementing their answers with past positions and public statements.