evolution

[ad_1] For something so routine, walking is shockingly complicated. Biomechanists break a single step into several phases: First there’s touchdown, when your heel strikes the floor. Next comes the single…

[ad_1] As far as metaphors for change go, this is a potent one. Yet when we think about the future and the change we might want to make, the natural…

[ad_1] Berlin, Nevada, is a treasure chest for paleontologists. Just down the road from now-abandoned gold and silver mines, a rockbound collection of bones hints at an even richer past.…

[ad_1] For the current study, Tombak, then a PhD candidate at Princeton, and her team wanted to test stripe width to see if narrower ones might be even more repulsive…

[ad_1] the bottle held a thin broth, light brown, with some uncertain chunks of dark matter bobbing on top—a soup, maybe, but one that you’d never want to eat. Once…

[ad_1] Along the murky bottom of the Amazon River, serpentine fish called electric eels scour the gloom for unwary frogs or other small prey. When one swims by, the fish…

[ad_1] The rise of powerful new technology means that humanity must confront the risk of its own demise. The invention of nuclear weaponry, for example, has already shown just how…

[ad_1] By the early ’90s, ecologists had amassed enough time-series data sets on species populations and enough computing power to test these ideas. There was just one problem: The chaos…

[ad_1] There are three ways to die: of injury, disease, or old age. Over time, humans have gotten better at avoiding the first two, but as we get older, senescence—the…