Many people who contract COVID-19 have only a mild illness, or sometimes no symptoms at all. But some develop respiratory failure that requires oxygen support or even a ventilator to help them reco…

Flowers are electric billboards! Bumblebees can sense the electric fields of flowers, and detect recently visited ones.

Until very recently, we couldn’t hear ourselves talk when we sat in the back garden as the planes flew low overhead and drowned out our voices. But today when the sky is clear and we can hear birds…

Early reports blamed a market where live animals were sold, but evidence now shows they were wrong.

Two specialized muscles give them a range of expression that wolves’ eyes lack.

Tourists hiking to the remote area to visit the bus were getting into difficulties, officials said.

MindMed’s “neutralizer” would bring an LSD trip to a swift end.