Mole rat dental structure similar to a shark

(PhysOrg.com) -- Sharks are capable of continually growing new teeth. As the teeth age, they fall out and new ones move forward similar to that of a tooth conveyor belt. Humans, and most mammals, on the other hand are only ...

The North American Cordillera: Constructive collisions

The mountain ranges of the North American Cordillera are made up of dozens of distinct crustal blocks. A new study clarifies their mode of origin and identifies a previously unknown oceanic plate that contributed to their ...

Producing single photons from a stream of single electrons

Researchers at the University of Cambridge have developed a novel technique for generating single photons, by moving single electrons in a specially designed light-emitting diode (LED). This technique, reported in the journal ...

Spacecraft dockings improve car assembly

(PhysOrg.com) -- The next car comes down the conveyor belt ready for the dashboard to be added. Speed and position are controlled as if it were a spacecraft docking automatically with the International Space Station. Invented ...

Big freeze plunged Europe into ice age in months

In the film, 'The Day After Tomorrow' the world enters the icy grip of a new glacial period within the space of just a few weeks. Now new research shows that this scenario may not be so far from the truth after all.

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