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For decades, astronomers and policymakers have been working on plans to protect our planet from killer asteroids. But now there's a new realm to protect: the thousands of satellites we're putting in orbit.

Florida International University scientists have, for the first time, detected a toxic tire-derived chemical in Florida waterways and developed a new testing method that makes it easier to find and monitor the pollutant at extremely low levels. The study focuses on 6PPD-quinone (

Researchers have created a special flat lens that shapes light into an optical needle—a thin beam that stays tightly focused over a long distance. Combining this lens, which is about 7 microns thick, with optical coherence tomography (OCT) could allow imaging that reaches deeper

In her recently completed research, Dr. Gaia Romeo exposes the reality behind the EU's 'safe third country' policy. She focuses on the only case in which that policy has already been applied on a large scale: Greece. There, the concept was used to reject asylum applications and r