Some have disappeared from the market, while others are innovating new features...and I still miss my gen 2 Oura.

For cars that have been in operation for over 10 years, owners need to pay special attention to checking the following items ...

This e-bike is powered by a peak 1,300 W rear hub motor and can reach top speeds of up to 28 mph and up to 95 miles of range; ...

The European Space Agency is developing a spacecraft structure that can detect its own damage and repair itself in orbit, a ...

Solid rocket motors—and the chemicals that fuel them—are a major limitation on America’s missile stockpiles, and one that ...

The Korea Research Institute of Standards and Science (KRISS) has developed an ultrasonic sensor technology that applies a ...

Light aircraft often use a heading indicator as a way to know where they’re going. Retired instrumentation engineer [Don Welch] recreated a heading indicator of his own, using cheap ...

Vandenberg Space Force Base will host a test flight of Firefly Aerospace's Alpha Flight 7 from Space Launch Complex 2 between 5:50 p.m. and 7:50 p.m. on Monday, March 9, 2026. A livestream of Monday's ...

Abstract: A novel fluxgate current sensor scheme based on a dual-core configuration is proposed in this study. By integrating a direct current (DC) zero-flux detector, an alternating current (AC) zero ...

In 2015, the YouTube channel Unfavorable Semicircle gained attention for its enigmatic and abundant video uploads, totaling ...

The March 3, 2026 total lunar eclipse amazed skywatchers worldwide. Scientists and amateur astronomers share reactions and photos from the dramatic blood moon event.