Chinese astronaut conduct a spherical flame experiment during an orbit to ground space lecture using a match and a candle.

Piezofluorochromism, the phenomenon of materials reversibly changing their fluorescent color when pressure is applied, is ...

When fire breaks out in the low-gravity, high-stakes conditions inside spacecraft or space stations, it behaves very ...

It's fun to do something with your hands that isn't just scrolling with your thumb zooming in on your nemesis's new IG pic.

François Chau explains how his work on Alias led directly to his unexpected and recurring role on Lost, turning a one-off ...

Lindsey Ellefson is Lifehacker’s Features Editor. She currently covers study and productivity hacks, as well as household and digital decluttering, and oversees the freelancers on the sex and ...

Classical and quantum mechanics don’t really get along as the science of the subatomic can get, well, weird. Take, for instance, quantum entanglement, which says that the state of one particle can be ...