Aerial lidar raises ethical questions because it can collect data remotely without the knowledge or consent of Indigenous and ...

While most planets that we are familiar with stick relatively close to their host star in a predictable orbit, some planets seem to have been knocked out of their orbits, floating through space free ...

For the first time, the Russian laser anti-drone Laserbuzz system successfully hit a drone at a distance of 1 km from itself. This was reported on December 29 by TASS. The developer clarified that the ...

How your smartwatch measures distance may vary depending on what kind of exercise you’re tracking. Walks, in particular, can rely on step data rather than GPS, resulting in potentially inaccurate ...

If you enjoyed this article, I’d like to ask for your support. Scientific American has served as an advocate for science and industry for 180 years, and right now may be the most critical moment in ...

The answers to your question, respectively, are yes and no. Yes, RFID can measure distance. There is an English soccer club—I’m not permitted to say which one—that has deployed a solution for tracking ...

NTT Inc. and Mitsubishi Heavy Industries Ltd. (MHI) conducted an optical wireless power transmission experiment using a laser beam to wirelessly transmit energy over a distance of one kilometer. By ...

When you're driving on land, speed is measured in either miles per hour (mph) or kilometers per hour (km/h). These measurements are straightforward because you can see stationary landmarks and ...

A 250-day experiment using a ring laser achieved unprecedented accuracy in measuring Earth's axial wobble (nutation and precession), surpassing previous gyroscope and ring laser technologies by a ...

New "big, beautiful bill" proposed as deficit soars under Trump Ukraine’s new defense chief reveals 200,000 soldiers have gone AWOL and 2 million are dodging draft Why Elon Musk says saving for ...

A group of licensed cannabis dispensaries in New York is suing state regulators over a rule change that threatens to shutter or relocate dozens of businesses. The lawsuit, filed Aug. 15 in State ...