We recently did a full multi-test of breath-test machines and saw that a £15.99 device from Amazon gave wildly varying readings. We were expecting the same from Temu’s Portable Digital Breathalyser, ...

Features are a chance for the Auto Express team to get behind the headlines for a deep dive into the interesting issues that ...

After obtaining my Ph.D. in Economics at Harvard University in September 1963, I decided to accept the offer from the newly established IESE Business School in Barcelona, Spain to help in the writing ...

NASA's Perseverance rover has detected electrical sparks within dust devils on Mars for the first time. The rover's SuperCam instrument recorded dozens of audio clips of the discharges, which sound ...

In this video, I showcase my fully homemade 220V mini hydropower dam, constructed from concrete, a custom water channel, and ...

Embark on thrilling adventures with us as we explore some of the most mysterious, dangerous, and captivating locations around ...

At issue is the agency’s “Lunar Terrain Vehicle” (LTV) contract. In April 2024, the space agency awarded a few tens of millions of dollars to three companies—Intuitive Machines, Lunar Outpost, and ...

The theory behind hydropower is very simple: water obeys gravity and imparts the gained kinetic energy onto a turbine, which subsequently drives a generator.  The devil here is, of course, in all ...

Investors gravitate to small-company stocks for various reasons. Some want a dose of small companies in their portfolios to round out their exposure to the large-company stocks that dominate the ...

SMEs are vital, making up 99.9% of U.S. businesses and nearly half the workforce. Investing in SMEs indirectly via firms like BILL, which aids their financial tasks, is feasible. SMEs adapt quickly ...

Solve mini crosswords, which range from smallish to bite-size, from The New Yorker’s team of expert puzzle constructors.