Social media's misinformation battle: No winners, so far

Facebook and other social platforms have been fighting online misinformation and hate speech for two years. With the U.S. midterm elections just a few days away, there are signs that they're making some headway, although ...

Paleontologists discover new sauropod species in Argentina

A team of Spanish and Argentine paleontologists have discovered the remains of a dinosaur that lived 110 million years ago in the center of the country, the National University of La Matanza revealed Friday.

Tying the knot: New DNA nanostructures

Knots are indispensable tools for such human activities as sailing, fishing and rock climbing, (not to mention, tying shoes). But tying a knot in a lacelike strand of DNA, measuring just billionths of a meter in length, requires ...

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