News

Health & Medicine

Mummies reveal hardened arteries

Mummy studies suggest heart disease is an ancient malady, not just the product of modern diets and sedentary lifestyles.

Animals

Nematode sperm go rogue

Worm sperm a killer when nematode species crossbreed.

Neuroscience

Part of brain’s pleasure network curbed in mice with chronic pain

Part of brain’s pleasure network is muffled in mice with chronic paw injuries, a new study finds.

Health & Medicine

Resistance to key malaria drug spreads

Parasites that are less susceptible to artemisinin now affect several Asian countries.

Paleontology

Dinosaurs shrank continually into birds

Steady miniaturization and rapidly changing skeletons transformed massive animals into today’s fliers.