29 articles from SATURDAY 24.9.2022

DART’s Small Satellite Companion Tests Camera Prior to Dimorphos Impact

Portal origin URL: DART’s Small Satellite Companion Tests Camera Prior to Dimorphos ImpactPortal origin nid: 482997Published: Saturday, September 24, 2022 - 17:04Featured (stick to top of list): noPortal text teaser: NASA’s Double Asteroid Redirection Test (DART) is set to make history next Monday as the world’s first planetary defense test, and the spacecraft’s...

NASA Delays Artemis I Moon Launch Again on Tropical Storm Risk

NASA is standing down from its Artemis I mission to the moon next week, as a tropical storm off the coast of South America creeps toward Florida and the agency’s launch site for the Space Launch System rocket. The US space agency said it will decide on Sunday whether to roll the rocket and spacecraft back from the launch pad to its primary hangar, the Vehicle Assembly Building....

Want to get a good night’s sleep? First of all, stop trying

Seven expert and unexpected tips for people who have already tried everythingAs a sleep coach, I regularly meet people who have “tried everything” to get more sleep. They have read every article on the subject and devoured every tip on the internet and then adjusted and readjusted their routines based on the advice they have found. Many of them are doing all the right things – spending time...

HRT: inside the complex global supply chain behind a $20bn market

As demand for menopause drugs soars, we trace the oestrogen production line from Chinese soya bean fields to European pharmacy shelvesIn the centre of the factory stand 31 reactors: giant metal globes that can hold up to 10,000 litres of liquid each. Every week, gleaming stainless steel drums arrive by truck at this plant on the outskirts of Oss, in the Netherlands. Their contents are poured into...

Could You Eat a Cloud? How Randall Munroe Became the Guru of Absurd Science Questions

It’s a pretty safe bet that nobody is going to fill the solar system with soup, out to the orbit of Jupiter. For one thing, that would take a lot of soup—2 x 10 to the 39th power liters, which is also 10 to the 42nd power calories worth, or more energy than the sun has put out in its entire lifetime. So a soupy solar system is not likely to happen anytime soon. That fact, however,...

Russia’s battle to convince people to join its war is being waged on Telegram

When Vladimir Putin declared the partial call-up of military reservists on September 21, in a desperate effort to try to turn his long and brutal war in Ukraine in Russia’s favor, he kicked off another, parallel battle: one to convince the Russian people of the merits and risks of conscription. And this one is being fought on the encrypted messaging service Telegram, with pro-Putin actors...