23/07/2018

The Milky Way's long-lost sibling finally found

Scientists at the University of Michigan have deduced that the Andromeda galaxy, our closest large galactic neighbor, shredded and cannibalized a massive galaxy two billion years ago.

Nanocrystals emit light by efficiently 'tunneling' electrons

Using advanced fabrication techniques, engineers at the University of California San Diego have built a nanosized device out of silver crystals that can generate light by efficiently "tunneling" electrons through a tiny barrier. ...

Should you share data of threatened species?

Scientists publishing locations of rare species have been blamed for helping poachers drive them to extinction, such as the local extinction of the Chinese cave gecko.

Acidic oceans cause fish to lose their sense of smell

When carbon dioxide is absorbed by seawater carbonic acid is formed, making the water more acidic. Since the Industrial Revolution, oceanic CO2 has risen by 43% and is predicted to be two and a half times current levels by ...

Researchers discover the 'optimism' of E. coli bacteria

A team of researchers from across the Princeton University campus collaborated to determine how E. coli bacteria respond when they are deprived of three key nutrients: carbon, nitrogen and phosphorus.

Alarming error common in survey analyses

It is difficult to understate the importance of survey data: They tell us who we are and—in the hands of policymakers—what to do.

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