Landsat 7, after 25 years, has retired, concluding a mission that provided an invaluable, consistent visual record of Earth. Its images have been crucial for understanding wildfire impacts, managing ...

The $30 Kobo Remote lets you turn pages or skip forward/back in audio books wirelessly and without lifting a finger.

Today, wearable LED technology that targets specific concerns—most of which involve chasing youth—is more accessible than ever.

At first glance, it may look like [Rybitski]’s 7-segment RGB LED clock is something that’s been done before, but look past the beautiful mounting. It’s not just stylishly framed; ...

After 16 weeks of testing, we noticed visible results. Here are our favorite red light therapy devices for hair growth.

More than one-fifth of US electricity is used to power artificial lighting. Light-emitting diodes based on group III/nitride semiconductors are bringing about a revolution in energy-efficient lighting ...

Kara Tsuboi covers today's top tech stories. Ring is ending its Search Party feature, Firefox rolls out new AI-powered controls for users, and a rare planet parade will light up the night sky this ...

For over four decades, the CU Wizards has engaged and informed children about the wonders of science. Once each month, from September though June, CU Wizards presents a Saturday morning interactive ...