Researchers discover real reason why turtles have shells

It is common knowledge that the modern turtle shell is largely used for protection. No other living vertebrate has so drastically altered its body to form such an impenetrable protective structure as the turtle. However, ...

Probing quantum phenomena in tiny transistors

Nearly 1,000 times thinner than a human hair, nanowires can only be understood with quantum mechanics. Using quantum models, physicists from Michigan Technological University have figured out what drives the efficiency of ...

An ocean lies a few kilometers beneath Enceladus's icy surface

With eruptions of ice and water vapor, and an ocean covered by an ice shell, Saturn's moon Enceladus is one of the most fascinating in the Solar System, especially as interpretations of data provided by the Cassini spacecraft ...

Modern mussel shells much thinner than 50 years ago

Shells of California mussels collected from the Pacific Ocean off the coast of Washington in the 1970s are on average 32 percent thicker than modern specimens, according to a new study published by University of Chicago biologists.

New antiviral drugs could come from DNA 'scrunching'

Evidence of DNA "scrunching" may one day lead to a new class of drugs against viruses, according to a research team from the Perelman School of Medicine at the University of Pennsylvania, the Georgia Institute of Technology, ...

Ski design inspired by turtle scales

These alpine skis change stiffness in response to the skier's position. EPFL researchers helped develop the new skis thanks to a mechanism that mimics turtle scales.

Computer model explains sustained eruptions on icy Enceladus

The Cassini spacecraft has observed geysers erupting on Saturn's moon Enceladus since 2005, but the process that drives and sustains these eruptions has remained a mystery. Now, scientists at the University of Chicago and ...

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