Ancient DNA from 5,500-year-old remains in Colombia reveals syphilis-related bacteria existed some 3,000 years earlier than previously known, says a new study.

Gestala is the latest company to emerge from China’s burgeoning brain-computer interface industry. It plans to access the brain with noninvasive ultrasound technology.

De Pékin à Singapour, les gouvernements asiatiques lancent une offensive pour attirer les investissements des constructeurs aéronautiques en quête de décarbonation.

Light scattering creates the shade we see when we look skyward, and studies show the process varies around the world

On holiday the sky may look a deeper shade of blue than even the clearest summer day at home. Some places, including Cape Town in South Africa and Briançon in France, pride themselves on the blueness of their skies. But is there really any difference?

The blue of the sky is the product of Rayleigh scattering, which affects light more at the blue end of the spectrum. The blue we see is just the blue component of scattered white sunlight.

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© Photograph: Geoff Renner/Getty Images/Collection Mix: Subjects RF

© Photograph: Geoff Renner/Getty Images/Collection Mix: Subjects RF

© Photograph: Geoff Renner/Getty Images/Collection Mix: Subjects RF

Gas projects in the US pipeline explicitly linked to data centers increased by almost 25 times over the past two years, according to new research from Global Energy Monitor.