Biology
Pilot Whales Show Possible Orca-Mimicking Repertoire
Southern long-finned pilot whales’ calls could help them outsmart an apex predator
Stories by Doris Elín Urrutia
Climate
Sea Angels and Sea Butterflies Reveal Climate Change Consequences
The delicate marine animals known as sea angels are facing unprecedented change because of global warming
Evolution
Dramatic Scope of the Anthropocene Can Be Seen from Above
Aerial photography highlights the effect humankind is having on the earth
