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Animals

Polly shouldn’t get a cracker

When female kakapo parrots go on a diet, they produce fewer male chicks.

Humans

Early Maya writing

Archaeologists have found the earliest known example of Maya writing.

Animals

A whale’s amazing tooth

The narwhal's long tusk may sense changes in water temperature and pressure, helping the sea animal survive in the Arctic.

Environment

Plant gas

Trees, grasses, and other plants may produce the greenhouse gas methane.

Animals

Professor Ant

Certain ants can teach other ants the route to a food source.

Physics

Snowflakes and avalanches

To protect people from avalanches, researchers are taking a close look at snowflakes and the snowpack.

Health & Medicine

Hear, Hear

Listening to loud music or playing in a rock band without ear protection can lead to hearing loss.

Humans

Stone Age sole survivors

Researchers have uncovered the largest known collection of ancient human footprints.

Space

A Moon’s Icy Spray

Jets of icy particles stream from one of Saturn's moons.

Fossils

From Mammoth to Modern Elephant

The Asian elephant appears to be the closest living relative of the woolly mammoth, now extinct.

Animals

Young Ants in the Kitchen

Certain ant larvae fix dinner for adults and don't even sneak snacks as they cook.

Health & Medicine

Flu Patrol

Scientists are preparing for a possible flu epidemic.