Ancient 'shark' from China may be humans' oldest jawed ancestor

Living sharks are often portrayed as the apex predators of the marine realm. Paleontologists have been able to identify fossils of their extinct ancestors that date back hundreds of millions of years to a time known as the ...

Scientists spin photons to send light in one direction

(Phys.org) —Researchers at King's College London have achieved previously unseen levels of control over the travelling direction of electromagnetic waves in waveguides. Their ground-breaking results could have far-reaching ...

Do you understand what your cat is saying?

Do you understand what your cat is saying? And does your cat understand what you are saying? The new research project "Melody in human-cat communication" at Lund University in Sweden may find the answer.

Novel alloy could produce hydrogen fuel from sunlight

Scientists from the University of Kentucky and the University of Louisville have determined that an inexpensive semiconductor material can be "tweaked" to generate hydrogen from water using sunlight.

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