Flow phenomena on solid surfaces

Physicists from Saarland University and the ESPCI in Paris have shown how liquids on solid surfaces can be made to slide over the surface a bit like a bobsleigh on ice. The key is to apply a coating at the boundary between ...

date5 hours ago in General Physics
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NATO, EU sign agreement on cyberdefense cooperation

NATO and the European Union have signed an agreement to improve cooperation in cyberdefense, which NATO Secretary-General Jens Stoltenberg called a concrete example of the two Brussels-based organizations joining forces to ...

date3 hours ago in Security
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Why do some fish eat their own eggs?

Many animals go to great lengths to ensure the survival of their offspring - yet some species actually eat some or all of their babies. Nor is there always an obvious explanation – like a food shortage – for such filial ...

date6 hours ago in Evolution
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