Congrats to @SpaceX on Starship’s seventh test flight and the second successful booster catch. Spaceflight is not easy. It’s anything but routine. That’s why these tests are so important ...

A seemingly innocent grammar question aimed at 11-year-old school ... researchers found that HRV became more regulated among test subjects when they heard grammatical mistakes.

It’s surprisingly difficult to prove one of the most basic properties of a number: whether it can be written as a fraction. A broad new method can help settle this ancient question. In June 1978, the ...

The Hormometer is an at-home test that lets you measure cortisol and ... s camera to measure hormone levels. Like many at-home tests, Hormometer requires you to take a sample of bodily fluid.

Variations of this question include: “why are you the best person for this job?” and “why do you want this job?” You may be asked these kinds of questions right at the start of your interview.