The chance of an alien neighbor
The meaning of a massive flare on Proxima Centauri, the closest star to the solar system
Closing in on the new coronavirus
The eye-catching spikes sticking out from the surface of SARS-CoV-2 may inspire new ways to prevent or treat COVID-19 infections
Coronavirus: Know the enemy
Covid – or any other foe – is best beaten with fact-based strategy, not rumor. So wade right in… Nikhil Menon In many cases, the new coronavirus has us either…
How plants can tell time – without a brain
Different organs peak at different times, producing a steady, 24-hour pattern
Of animal memory and Alzheimer’s
Other creatures replay their memories to make assessments, a revelation that has implications for humans, too