Laser cloaking device could help us hide from aliens

Two astronomers at Columbia University in New York suggest humanity could use lasers to conceal the Earth from searches by advanced extraterrestrial civilisations. Professor David Kipping and graduate student Alex Teachey ...

Andromeda's first spinning neutron star found

Decades of searching in the Milky Way's nearby 'twin' galaxy Andromeda have finally paid off, with the discovery of an elusive breed of stellar corpse, a neutron star, by ESA's XMM-Newton space telescope.

Broadening the bilayer

Lipid molecules have split personalities—one part loves water, whereas the other avoids it at all costs. Lipids make up cell membranes, the frontline defense in preventing cellular access to bacterial and viral invaders.

A programming language for living cells

MIT biological engineers have created a programming language that allows them to rapidly design complex, DNA-encoded circuits that give new functions to living cells.

Serious ecological consequences of coral reef dredging

Scientists have used satellite imaging of coral reefs in the South China Sea to highlight the dire ecological consequences of reef dredging to increase land area. While much has been made of the political significance of ...

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