Male-male competition, and sometimes female preferences, have driven arms races for the flashiest horns, antlers, pincers, tusks and claws
Several new missions aim squarely at a long-standing astronomical conundrum, with the promise of improving space-weather predictions
How limestone-covered algae sway global climate — and how their fate may shift as the oceans acidify
Technology is enabling increasingly lifelike models of organs to help doctors practice operations.
Our brains manage to construct stable images even as our eyes keep darting around. Here’s what we know about how that happens.
The eight-legged weavers have been hunting insects for almost 400 million years, flaunting their long history in a rich array of architectures. Scientists are still figuring out the taxonomy of them all.
Slumbering bugs offer clues to explaining humans’ need for shut-eye
The use of raw materials and production of waste rise with development around the world
A satellite image reveals how humans and their herds are changing the Arctic from the ground up
Cells build an elegant, symmetrical structure. How they do it is intriguing on its own, but recent insights could also help explain some developmental disorders.
Passing chunks of ice can fertilize ocean waters and play a role in the planet’s carbon cycle
The mass die-offs of Earth’s past may hold clues to our future
In a village in Israel, the way the deaf communicate provides a rare look at a linguistic birth
Tumors and more may be fueled by an ancient protein with myriad jobs in the body. Scientists hope to tap this knowledge to generate novel therapies.