Ariane 6 launches LIFI: Light-speed secure communications

Europe's newest rocket soon launches, taking with it many space missions each with a unique objective, destination and team at home, cheering them on. Whether launching new satellites to look back and study Earth, peer out ...

Sun releases strong solar flare

The sun emitted a strong solar flare, peaking at 10:37 a.m. ET on May 29, 2024. NASA's Solar Dynamics Observatory, which watches the sun constantly, captured an image of the event.

Physicists reach atomic-scale telegraphy with light

In the 1880s Heinrich Hertz discovered that a spark jumping between two pieces of metal emits a flash of light—rapidly oscillating electromagnetic waves—which can be picked up by an antenna. To honor his groundbreaking ...

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