Sun releases moderate and strong solar flares
The Sun emitted two solar flares on April 19, 2022, one moderate peaking at 9:35 p.m. EST and one strong peaking at 11:57 p.m. EST. NASA's Solar Dynamics Observatory, which watches the Sun constantly, captured an image of both events......»»
Researchers uncover role of plasma waves in mysterious heating of sun"s corona
There is a profound mystery in our sun. While the sun's surface temperature measures around 10,000 degrees Fahrenheit, its outer atmosphere, known as the solar corona, measures more like 2 million degrees Fahrenheit, about 200 times hotter......»»
What"s behind the northern lights that dazzled the sky farther south than normal
Another in a series of unusually strong solar storms hitting Earth produced stunning skies full of pinks, purples, greens and blues farther south than normal, including into parts of Germany, the United Kingdom, New England and New York City......»»
Stunning aurorae visible around the world caused by solar storms
Beautiful aurorae were visible in locations around the world this week due to increased activity from the sun......»»
A geomagnetic storm is hitting the northern part of the US. Here"s how the solar event may impact you
Warnings about Hurricane Milton hitting Florida have dominated news reports this week. But there have been warnings from forecasters with the U.S. National Oceanic and Atmospheric Administration's Space Weather Prediction Center about another storm b.....»»
LA"s quake mystery: 2024 brings the most seismic activity in decades. Why now?
The ground beneath Southern California has been particularly unsteady as of late, with the region experiencing more moderate-sized earthquakes this year than it has in decades......»»
New infosec products of the week: October 11, 2024
Here’s a look at the most interesting products from the past week, featuring releases from Action1, BreachLock, Commvault, Dashlane, Data Theorem, Edgio, Frontegg, and Qualys. Qualys Enterprise TruRisk Management unifies asset inventory and risk fa.....»»
New analysis tools can help farmers make informed choice on "agrivoltaics"
The dual use of land for agriculture and solar energy production, known as agrivoltaics, presents a new opportunity for farmers, but whether it makes economic sense for growers is a complex question. A new set of analytical tools developed by researc.....»»
This 48-Inch LG OLED punches well above its weight, and it’s 50% off
LG might be over, but that doesn’t mean that the deals have to stop — in fact, they’re still going strong. Amazon isn’t the only one with discounts, as Best Buy has introduced a few post-Prime Big Deal Days sales to lighten yo.....»»
Here’s Apple’s lineup of new Immersive Video content coming soon to Vision Pro
Today Apple released its first scripted short film in Immersive Video: Submerged. In coordination with the launch, the company has also outlined its plans for future Vision Pro content releases. Here’s what to expect for new Immersive Video content.....»»
US forecasts severe solar storm starting Thursday
A massive ball of plasma and accompanying magnetic field ejected from the sun is expected to strike Earth on Thursday morning, potentially triggering auroras as far south as Alabama, according to US forecasters......»»
Severe solar storm could stress power grids even more as US deals with major back-to-back hurricanes
A severe solar storm is headed to Earth that could stress power grids even more as the U.S. deals with major back-to-back hurricanes, space weather forecasters said Wednesday......»»
Astronomers race to capture image of exoplanet near star
Planet AF Lep b is a world of firsts. In 2023, it was the lowest-mass planet outside our solar system to be directly observed and have its mass measured using astrometry. This is a technique that charts the subtle movements of a host star over many y.....»»
NASA announces a new class of space missions: Probe explorers
NASA has sent a whole host of spacecraft across the solar system and even beyond. They range from crewed ships to orbit and to the moon to robotic explorers. Among them are a range of mission classes from Flagships to Discovery Class programs. Now a.....»»
Polar jet stream could reveal Saturn"s rotational period
A hexagon-shaped atmospheric phenomenon first spotted on Saturn by Voyager 1 and Voyager 2 has intrigued scientists since the 1980s. More recently, NASA's Cassini mission has periodically observed the hexagon and its embedded strong eastward jet that.....»»
We’re finally going to the Solar System’s most intriguing but unexplored frontier
If you've been waiting for a real mission of discovery into the unknown, this is it. I really hate to be the bearer of such bad news, but you and I will not live forever, dear rea.....»»
Team discovers three new magnetic and helium-enriched hot subdwarf stars
An international team of astronomers reports the discovery of three new helium-enriched hot subdwarf stars with strong magnetic fields. The finding, made with the Southern African Large Telescope (SALT), is detailed in a research paper published Oct......»»
Octopus-inspired adhesive works well in wet conditions
In research published in Advanced Science, investigators drew inspiration from the octopus to develop an adhesive that achieves strong attachment and controlled release on varied substrates in wet and underwater environments. The feat could have nume.....»»
How accessible is titanium on the moon?
Mining the moon to extract its resources is a critical step on humanity's path into the solar system. One of the most common resources on the moon is considered relatively valuable here on Earth—titanium......»»
Public beta 3 for macOS Sequoia 15.1, iPadOS 18.1 adds these new features
Public beta users, a new beta is rolling out now. This latest public beta 3 update is available for macOS Sequoia 15.1, iPadOS 18.1, and more. Here’s what’s new in today’s releases. more….....»»
Get 30% off the 4K Reolink Altas PT Ultra 360-degree wireless camera
Looking for a high-definition wireless camera with a long runtime and no blind spots? Reolink’s Altas PT Ultra delivers up to 500-day battery capacity, super-sharp 4K recording, 360-degree auto-tracking, solar support, and more. Better yet, the du.....»»