Some of the earliest stars yet seen are now coming to light in one of the first images from the James Webb Space Telescope. Formed roughly 800 million years after…
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Cooperative sperm outrun loners in the mating race
Even sperm gotta stick together. Bull sperm swim more effectively when in clusters, a new study shows, potentially offering insight into fertility in humans. In simulated reproductive tracts of animals…
Cooperative sperm outrun loners in the mating race
Even sperm gotta stick together. Bull sperm swim more effectively when in clusters, a new study shows, potentially offering insight into fertility in humans. In simulated reproductive tracts of animals…
Why traumatic brain injuries raise the risk of a second, worse hit
In a football game on September 25, Miami Dolphins quarterback Tua Tagovailoa got the pass off but he got knocked down. Fans watched him shake his head and stumble to…
Tree-climbing carnivores called fishers are back in Washington’s forests
Holding an antenna above his head, Jeff Lewis crept through an evergreen forest in the Cascade mountains, southeast of Seattle. As he navigated fallen fir logs and dripping ferns, he…
Tree-climbing carnivores called fishers are back in Washington’s forests
Holding an antenna above his head, Jeff Lewis crept through an evergreen forest in the Cascade mountains, southeast of Seattle. As he navigated fallen fir logs and dripping ferns, he…
Mars’ buried ‘lake’ might just be layers of ice and rock
“Follow the water” has long been the mantra of scientists searching for life beyond Earth. After all, the only known cradle of life in the cosmos is the watery planet…
How dormant bacteria spores sense when it’s time to come back to life
Bacteria go to extremes to handle hard times: They hunker down, building a fortress-like shell around their DNA and turning off all signs of life. And yet, when times improve,…
Here’s where jazz gets its swing
It don’t mean a thing if it ain’t got that swing — all you’ve got to do is stagger your timing. For decades, fans of jazz music have debated why…
Losing amphibians may be tied to spikes in human malaria cases
In the 1990s and 2000s, Costa Rica and Panama experienced spikes in malaria cases. The massive loss of amphibians in the region from a deadly fungal disease may have contributed…
