When does life end? New organ donation strategy fuels debate
Fake scientific papers are alarmingly common
Mexico’s ‘salamander of the gods’ edges toward extinction
‘It’s still killing and it’s still changing.’ Ending COVID-19 states of emergency sparks debate
Supply of monkeys for research is at a crisis point, U.S. government report concludes
News at a glance: U.S. tallies old-growth forests, Canadian scientists march for higher pay, and condor poop reveals the birds’ ancient history
Twist of fate: What happens when a top Parkinson’s researcher gets the disease
‘It’s not a miracle drug’: Eli Lilly’s antibody slows Alzheimer’s disease but safety issues linger