A new photonics chip that generates multicolored laser beams could supercharge data center technology and ease the strain of AI's surging data demands.
Researchers analyzed changes over time in the ratio of small earthquakes to bigger ones beneath Mount Etna and found a strong correlation with the volcano's activity over the past 20 years.
Simple physics may explain how the Easter Island statues could "walk" miles with only a handful of people, but the debate over their transport is far from over.
The picoRing device ditches Bluetooth for a novel magnetic relay system linked to a wristband, slashing its power consumption to mere microwatts.
Comet Lemmon (C/2025 A6) makes its closest approach to Earth on Oct. 21, about 24 hours after the fainter Comet SWAN (C/2025 R2) does the same. Here's how, where and when to see them both.
For the first time ever, astronomers revealed the birthplace of an energetic jet blasted by a newborn star using the Atacama Large Millimeter/submillimeter Array (ALMA) in Chile.
How do we go from sound asleep to awake in the blink of an eye?
