It sounds like a NASA pipe dream: a new spacecraft thruster that’s up to 40 percent more power efficient than today’s. Even better, its fuel costs less than a thousandth as much and weighs an eighth ...

Before a spectrometer can do any useful work, it needs to be calibrated to identify wavelengths correctly. This is usually done by detecting several characteristic peaks or dips in a well-known light ...

VLADIVOSTOK, Russia, Sept 5 (Reuters) - Russian President Vladimir Putin said on Friday that the planned Power of Siberia 2 gas pipeline to China was a "mutually beneficial project" and the price of ...

The race car organization has seen its carbon emissions drop 26% since 2018, as it pursues a “net zero by 2030” commitment. Formula One has faced criticism from activists who say the sport is harmful ...

Four climbers went up and down Everest in under a week with the help of xenon gas—a record-breaking ascent that has ignited controversy in the mountaineering world. To reach the highest point on Earth ...

"Hearst Magazines and Yahoo may earn commission or revenue on some items through these links." IF YOU COULD scale Everest and back in less than a week, would you do it? That's exactly what a British ...

It was a travesty—two travesties, actually, separate but inextricably linked. In May 1953, Edmund Hillary and Tenzing Norgay became the first people to reach the summit of Mount Everest, a challenge ...

A group of British climbers have sparked a fierce debate after they reached the summit of Mount Everest in less than a week, crediting xenon gas as their secret weapon to acclimatize much quicker to ...

KATHMANDU, Nepal—Four men left London’s Heathrow Airport for Nepal on a May afternoon. Within five days, they were atop Mount Everest, the 29,000-foot peak where an ascent typically takes weeks of ...

When Canadian Chris Dare attempted to climb Mount Everest in 2019, one of the challenges he faced was a serious overcrowding problem. There were so many people making the attempt that the final push ...

Climbing Mount Everest typically takes weeks, with most of that time spent at the foot of the mountain adjusting to the thin air. But four British men last week shrank that timeline dramatically, ...

Last week a quartet of British climbers made it to the top of Mount Everest—and spent less than a week on the total round trip from London. That’s weeks fewer than it usually takes to acclimate to the ...