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Space

Galaxies on the go

Millions of stars are mysteriously racing toward one point in the sky.

Tech

Hubble trouble doubled

The Hubble Space Telescope has faced a series of malfunctions in the last few weeks.

Animals

Grunting for worms

Want to catch some earthworms? Pretend you're a mole. For experienced worm hunters, the technique works like magic.

Tech

Ready, unplug, drive

Plug-in hybrid cars, coming within a few years, will help save gasoline.

Planets

A new look at Saturn’s rings

New information from space missions suggests Saturn's rings may be older and have more mass than scientists thought.

Fossils

South America’s sticky tar pits

The fossil-rich tar pits of Venezuela may rival those in Southern California.

Animals

Traveling tuna

Young Atlantic bluefin tuna swim the sea from coast to coast.

Tech

Music of the Future

Scientists create new technologies that can make any surface — from a desk to a wall — sing.

Microbes

Fast-flying fungal spores

Using high-speed cameras, scientists identify the fastest spores on Earth.

Computing

Troubles with Hubble

Just before a planned repair mission, the space telescope went quiet.

Planets

Explainer: What is a planet?

Over the years, definitions have changed several times.

Chemistry

Plastic-munching microbes

Microbes may soon help make it easier to recycle your soda bottle, helping to create new demand for what has historically been a low-quality recycled material.