How does a sleep tracker on your finger compare to one in a bed? I tested Sleep Number and Oura for a month to find out. Plus ...

The highest temperature of the heatwave, 31.7C, was measured at two locations, Ylitornio and Sodankylä, earlier this week.

Using the Linac Coherent Light Source (LCLS) at SLAC National Accelerator Laboratory in California, the team blasted the superheated gold with pulses of ultrabright X-rays. The scattered X-ray photons ...

To make matters more confusing, two PCs could have nearly identical specs, but one could still be a better buy for reasons ...

The numbers shocked the team. Gold, typically expected to melt around 1,337 kelvins, reached a staggering 19,000 kelvins ...

Gold usually melts at 1,300 kelvins—a temperature hotter than fresh lava from a volcano. The feat was completely unexpected ...

Efforts to enhance peat accumulation in European peatlands, which contain around half of Europe's soil carbon, will require a ...

Researchers taking the first-ever direct measurement of atom temperature in extremely hot materials inadvertently disproved a ...

We can measure the extreme Texas heat in multiple ways, but two new metrics are helping high schools develop a hot weather ...

Physicists superheated gold to 14 times its melting point, disproving a long-standing prediction about the temperature limits ...

For the first time, physicists have directly measured the temperature of extremely hot gold particles using a giant X-ray ...

Color temperature is one of those things most people don’t think about — but it has a big impact on how a room feels.