T-rex in Singapore as experts decry 'harmful' auctions

Dinosaur fans got a glimpse of a Tyrannosaurus rex skeleton as it went on display in Singapore Friday before an auction next month, as experts slammed the big-money bone trade as "harmful to science".

Confining classical and quantum waves with crystals

In the journal Physical Review Letters, a team of researchers from the University of Twente describes how any kind of wave, whether quantum or classical, is confined in any kind of crystal. The results will notably boost ...

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