Two ways of measuring how fast the universe is expanding disagree, a puzzle known as the Hubble tension. Tiny magnetic fields from the Big Bang may offer a solution.

Elon Musk discusses the convergence of AI, robotics, energy, and space tech as critical to humanity's future. There are bottlenecks in power, chips, and ...

"If our hypothesized dark charge is true, then we believe there could be a significant population of primordial black holes, ...

Less than 2 minutes into its mission on Jan. 28, 1986, the shuttle exploded over Florida, sending the crew members, including a schoolteacher, to their deaths.

This weekend, much of the United States is expecting to be hit with a polar vortex with extreme cold — cold that's icy, bone-chilling and … explosive? As people prepare for these frigid temperatures, ...

Oak wilt is a serious disease and the best way to protect your trees is by pruning them only in the dormant season. No one is telling you to go outside on one of the coldest days of the year to prune ...

North Jerseyans should be aware of the effects of extreme cold this weekend, from frostbite and numbness to ... exploding trees? That last item is a possibility, according to a viral post on X from ...

Add Yahoo as a preferred source to see more of our stories on Google. Massachusetts is already preparing for sub-zero temperatures and a massive snowstorm this weekend, but will residents also have to ...