New studies of the “platypus of materials” help explain how their atoms arrange themselves into orderly, but nonrepeating, patterns.

Americans are paying more for electricity—and rates will keep rising. But after a period of pain, rates should level off as the benefits of a shift away from fossil fuels begin to be felt.

The country spends like no one else on renewables and has reshaped the global market. Is it enough?

The gravitational lensing that causes this rare phenomenon cannot be explained solely by looking at observable objects—suggesting that dark matter had a hand in its formation.