Could a Giant Parasol in Outer Space Help Solve the Climate Crisis?
It’s come to this. With Earth at its hottest point in recorded history, and humans doing far from enough to stop its overheating, a small but growing number of astronomers and physicists are proposing a potential fix that could have leaped from the pages of science fiction: The equivalent of a giant beach umbrella, floating […]
Three American Climbers Solve the ‘Last Great Problem in the Himalayas’
Three American climbers lay in the dark, sharing a custom-made sleeping bag on a portable ledge dangling from a massive cliff high in the Himalayas. They were anchored to the north face of Mount Jannu, one of the world’s biggest, sheerest rock walls. The void below them was 10,000 feet of thin black air. Above […]