national nature reserve in the Scarborough Shoal, calling it a “clear pretext for occupation”, as Beijing moves to reinforce sweeping territorial claims across the waterway. China has approved the ...

What just happened? Researchers at University College London have developed a new type of solar cell capable of efficiently generating power from indoor light, a breakthrough that could reduce ...

South Africans will be treated to a rare celestial show on the evening of Sunday, 7 September, when the noon passes through Earth’s shadow in a total lunar eclipse. Astronomers say the event will be ...

Ask the publishers to restore access to 500,000+ books. An icon used to represent a menu that can be toggled by interacting with this icon. A line drawing of the Internet Archive headquarters building ...