
Earth
It’s electric! Long-sought new field found in Earth’s atmosphere
This ambipolar electric field is weak. Yet it’s still strong enough to control the evolution of Earth’s upper atmosphere — and maybe life as we know it.
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This ambipolar electric field is weak. Yet it’s still strong enough to control the evolution of Earth’s upper atmosphere — and maybe life as we know it.
The northern and southern lights are considered natural wonders of the world. Here’s how these and related splendid sky glows form.
On TV, people in space walk around like they’re on Earth. How can science give real astronauts artificial gravity? Spin right round, baby.
A toy called a light mill inspired researchers to invent a new way to fly. They’re using light to levitate small nanotube-coated discs.
Game Boy revolutionized the gaming industry. A newer version could help slow the rate of climate change.
An electron beam is the newest tool being developed to remove sticky and damaging lunar dust from surfaces.
Scientists at the Georgia Institute of Technology built a 'smart' surface on which to play table tennis. It can track the location, speed and direction of the ball.
Researchers have mimicked the first stages of planet formation in the lab. All they needed were glass beads and a catapult.
Scientists are designing tiny robots that may one day do work inside the human body.
The Juno spacecraft will peer into Jupiter’s clouds and fly in close to its monstrous auroras.