Humans

Brain

Lip-reading babies

Before they start talking, babbling babies ‘read’ mouths.

Environment

‘Nonstick’ chemicals may undercut value of vaccinations

Chemicals used to make fabrics stain resistant and pans stick resistant are showing up everywhere — including in kids. One big downside: New data show they can keep vaccines from working well.

Genetics

Genes tell old story

Ancient cells hold evidence of a massive die-off of Native Americans.

Health & Medicine

Packing Fat Addtional Information

Health & Medicine

Food for Life Additional Information

Microbes

Surprisingly hardy flu germs

Flu-causing viruses may live for days or even months outside the body.

Humans

Digging into the Maya mystery

In a Central American jungle, archaeologists and volunteers uncover ruins of the once-powerful civilization.

Humans

Mummies share their secrets

Cutting-edge technology such as CT, or CAT, scans and endoscopes are allowing scientists to see not just what’s underneath the wrappings but also what’s inside a mummy’s body.

Humans

Old bones ignite fresh debate

Scientists try to understand how 2 million-year-old fossils fit among ancient species.

Animals

An elephant’s “aha!” moment

A young elephant named Kandula passes a tricky test.

Health & Medicine

Worms, your unlikely allies

Parasites show promise in treating immune disorders.

Health & Medicine

A viral sniff

A common virus may get to the brain through the nose.