Biology

Siberian hamsters

Siberian hamsters lose half their weight each winter. Scientists sequenced their DNA to find out how.

Hydra

For first time, scientists watch entire animal’s muscle system as it moves

Heart muscle cell

For the first time, scientists recreate cell division—outside a cell

Alzheimer's disease

Antibiotic treatment slows Alzheimer’s symptoms in male mice

Lab on a chip

New ‘lab-on-a-chip’ can test thousands of stem cells simultaneously

Tiny Creatures, Big Discoveries With Nipam Patel

Mosquito in vial

Manipulating bacteria found in mosquitoes could help control disease

Squid

Scientists discover what’s controlling chameleon-like abilities in squid

Axolotl salamander

Axolotl salamanders provide clues to spinal cord regeneration

Emperor penguins

Do colder temperatures affect lifespan? Depends on genetics