biology

The mysterious bald eagle killer finally identified

Scientists are finally identifying a deadly toxin that killed the birds

The study finds that some of our brain cells have more active hours after we die

The mystery of the walrus spotted on the rocks off the Welsh coast Science

This “map of life” shows where undiscovered species can be

Mouse embryos grow successfully in glasses, a step towards an artificial belly

China approves another COVID-19 vaccine for emergency use

Scientists plan to pull a massive load of semen per month

These snails cut their own heads when they want a new body

The surprising new feature of human evolution has been discovered