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Scientists identify key locations for spread of Pin-tailed Whydahs

Invasive parasites are a biological oxymoron. And yet, they are in our backyards! A new study analyzes the case of a brood parasitic bird, the Pin-tailed Whydah (Vidua macroura), and its recent spread into the Americas....

Guinness World Records names graphene aerogel as world's least dense 3-D printed structure

The worlds lightest 3-D printed structure is so lightweight that it can be placed on top of a cotton ball or the petals of a flower....

Chinese authorities put the brakes on a surge in live streaming

Its becoming a common refrain. A new social networking technology takes China by storm. Its users outsmart the censors, ushering in an era of relative freedom. And then, almost inevitably, the Communist Party begins to feel threatened and shuts it down....

Hints of extra dimensions in gravitational waves?

Researchers from the Max Planck Institute for Gravitational Physics (Albert Einstein Institute/AEI) in Potsdam found that hidden dimensions – as predicted by string theory – could influence gravitational waves. In a recently published paper they study the consequences of extra dimensions on these ripples in space-time, and predict whether their effects could be detected....

2020 deadline to avert climate catastrophe: experts

Humanity must put carbon dioxide emissions on a downward slope by 2020 to have a realistic shot at capping global warming at well under two degrees Celsius, the bedrock goal of the Paris climate accord, experts said Wednesday....

Minnesota scientist: EPA pressured her to change testimony

A Minnesota scientist who leads an Environmental Protection Agency scientific advisory board says she was pressured by the agencys chief of staff to change her testimony before Congress to downplay the Trump administrations decision not to reappoint half of the boards members....

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