Life
- Fossils
Have shell, will travel
Fossilized tracks left by early land-dwelling animals reveal they brought shells ashore.
-
AnimalsA grim future for some killer whales
An oil spill off the U.S. coast 20 years ago still threatens marine life.
- Fossils
Meet the new dinos
Fossil finds reveal a tiny, meat-eating species and another with featherlike features.
- Brain
Reading a mind’s memories
By looking at patterns on brain scans, scientists can "see" where a person has been.
- Animals
Bringing fish back up to size
Changing the way we fish may help rescue a population's shrinking fish.
- Animals
Pondering the puzzling platypus
Scientists are studying the mixed-up looking mammal for clues to animal ancestry.
- Animals
Fish needs see-through head
Barreleye peers out at the world like a fighter pilot does through a windshield.
-
- Animals
Sponges’ secret weapon
An aquatic animal provides a possible new kind of disease resistance.
-
EnvironmentGetting the dirt on carbon
The circle of life continues thanks to the carbon cycle.
By Susan Gaidos -
- Animals
When Darwin got sick of feathers
The man who started evolutionary biology had some bad moments over a bird.
By Susan Milius