A newly mapped step in DNA replication suggests that strand separation begins at a precise junction between two helicase ...
Foes decry them as warrantless mass surveillance but 20 police agencies statewide use them. The ACLU says “Get the Flock Out.
Drylands soils are being degraded by human activities and climate change, threatening the thin living layers covering their surface, called biocrusts, according to the U.S. Geological Survey. Composed ...
There’s good reason to limit how children use chatbots. But the trade-offs might be too costly ...