Rubin Observatory"s 3.5-meter secondary mirror installed
Vera C. Rubin Observatory's 3.5-meter secondary mirror has been installed on the Simonyi Survey Telescope on Cerro Pachón in Chile. The glass mirror—made by Corning Advanced Optics and polished by L3Harris Technologies—is the first permanent com.....»»
The world’s largest digital camera for astronomy is ready to go
Ready to scan the night sky for evidence of dark matter and to identify near-Earth asteroids, the camera for the upcoming Vera Rubin Observatory is complete......»»
How to set up a VPN on an iPhone or iPad
There’s a good chance that whatever VPN you have installed on your desktop PC can also be used on your iPhone. Here’s how to set up a VPN on your iOS device......»»
How to uninstall Windows 11 and rollback to Windows 10
If you've installed Windows 11 and find it unsatisfactory, reverting to Windows 10 or your previous operating system is a simple process......»»
Arecibo Observatory telescope outfitted with a wideband cryogenic system to expand its capabilities
Constructed within a natural sinkhole in Puerto Rico, the 305-meter-wide Arecibo Telescope played a part in numerous discoveries, including the first detection of an exoplanet. It was the largest radio telescope in the United States from 1963 until i.....»»
Our best recommendation: Ottocast makes your in-car entertainment next-level amazing [Save 30%]
If your car has factory-installed CarPlay or Android, then the wireless vehicle entertainment experts at Ottocast want to turbocharge your in-car entertainment. For a limited time, 9to5Mac readers can take advantage of an exclusive 30% discount.....»»
Euclid space telescope’s vision cleared thanks to deicing
The Euclid Space Telescope is fully operational after a deicing procedure removed small amounts of water ice from its mirror......»»
Oregon governor signs nation’s first right-to-repair bill that bans parts pairing
Starting in 2025, devices can't block repair parts with software pairing checks. Enlarge / Oregon's repair bill prohibits companies from implementing software locks that prohibit aftermarket or used parts from being installed in.....»»
ESA, NASA Solar Observatory discovers its 5,000th comet
On March 25, 2024, a citizen scientist in the Czech Republic spotted a comet in an image from the Solar and Heliospheric Observatory (SOHO) spacecraft, which has now been confirmed to be the 5,000th comet discovered using SOHO data. SOHO has achieved.....»»
NASA selects first lunar instruments for Artemis astronaut deployment
NASA has chosen the first science instruments designed for astronauts to deploy on the surface of the moon during Artemis III. Once installed near the lunar South Pole, the three instruments will collect valuable scientific data about the lunar envir.....»»
New study reveals influencers of global biogenic volatile organic compound emission trends over the last 20 years
Biogenic volatile organic compounds (BVOCs) emitted by vegetation are important precursors of ozone and secondary organic aerosols in the atmosphere, affecting air quality, clouds, and climate. However, BVOC emissions remain highly uncertain because.....»»
Seeing this eclipse is probably the highest-reward, lowest-effort thing one can do in life
Don't not see it. Enlarge / The path of totality for the April 8 eclipse. (credit: National Solar Observatory) If you enter "how to see the eclipse" into your favorite search engine, you're bound to see thousands—milli.....»»
Here’s our comprehensive, in-depth guide to viewing the total solar eclipse
Seeing a solar eclipse is just about the easiest thing one can do in one's life. Enlarge / The path of totality for the April 8 eclipse. (credit: National Solar Observatory) If you enter "how to see the eclipse" into you.....»»
Ghana"s free high school policy is getting more girls to complete secondary education: Study
Education drives economic growth and individual well-being. Secondary education, in particular, plays a crucial role. In recent decades, this recognition has encouraged several African countries to make secondary education free. One example is Ghana'.....»»
Research team proposes a novel type of acoustic crystal with smooth, continuous changes in elastic properties
In dim light a cat sees much better than you do, as do dogs and nocturnal animals. That's because the structure of a cat's eye has a tapetum lucidum, a mirror-like layer immediately behind the retina. Light entering the eye that is not focused by the.....»»
Core-shell structural units show outstanding toughening effect for ceramics
Toughening has always been an important research direction of structure ceramics. The addition of secondary phases to the ceramic matrix to prepare composite ceramics is an effective toughening pathway in the field of structure ceramics......»»
Team proposes using AI to reconstruct particle paths leading to new physics
Particles colliding in accelerators produce numerous cascades of secondary particles. The electronics processing the signals avalanching in from the detectors then have a fraction of a second in which to assess whether an event is of sufficient inter.....»»
One impact on Mars produced more than 2 billion secondary craters, finds study
There are plenty of craters on Mars, especially when compared to Earth. That is primarily thanks to the lack of weathering forces and strong plate tectonics that disrupt the formations of such impacts on our home planet. However, not all impact crate.....»»
NASA"s Swift temporarily suspends science operations
On March 15, NASA's Neil Gehrels Swift Observatory entered into safe mode, temporarily suspending science operations due to degrading performance from one of its three gyroscopes (gyros), which are used to point the observatory for making observation.....»»
SpaceX shares awesome rocket imagery from Starship flight
SpaceX has shared some breathtaking imagery from the most recent Starship flight, including a close-up of the 120-meter-tall rocket leaving the launchpad......»»
How to Fix AirPlay Issues
AirPlay, the feature that allows iPhone, iPad, and Mac users to stream or mirror content on the Apple TV or a smart TV, is fantastic when it works properly. Unfortunately, sometimes it doesn’t. We often see complaints about AirPlay problems, co.....»»