An international team has confirmed that large quantum systems really do obey quantum mechanics. Using Bell’s test across 73 qubits, they proved the presence of genuine quantum correlations that can’t ...

While only 12 of the 203 reviews award the MM420 fewer than 4 stars, there are some issues worth noting. The most common reported user issues include difficulty reading the screen in brightly lit ...

A Redditor put Harbor Freight's magnetic mat to the test in a simple but clever way that highlights the surprising holding power of this understated product.

Abstract: A novel S-band lightweight relativistic magnetron, packaged with permanent magnets and equipped with a compact axial extraction structure, is proposed. In this design, five alternately ...

Here’s iOS 18.7 battery life drain and performance test for compatible iPhone models on video. All of the talk might be about the iOS 26 software update right now, but for those who don’t want to ...

If this year's edition of the World Athletics Championships has proven anything, it's that there's a new star on the American track and field stage. Melissa Jefferson-Wooden of Georgetown, S.C., won ...

A US Air Force (USAF) Northrop Grumman B-2 stealth bomber has successfully sunk a maritime target in the Norwegian Sea in cooperation with Norway. The work involved a long-range flight from Whiteman ...

Abstract: The A6 Relativistic Magnetron with Diffraction Output (MDO) has been thoroughly investigated. To enable operation in the n-mode, the cathode radius of the magnetron was reduced. The π-mode ...

We earn commissions from purchases you make using links in our articles. Learn more. The alternator is a device that keeps your car’s electrical system running once the engine is on. It’s essentially ...

Staff Sgt. Neto Sevilla, assigned to 41st Field Artillery Brigade, performs a deadlift exercise during the Army Combat Fitness Test. (Capt. Sara Berner/Army) Soldiers who score a 465 or better on the ...

A major UCL-led clinical trial, aiming to transform the diagnosis of Alzheimer’s disease through a simple blood test, is now welcoming its first participants who will be recruited via memory clinics ...