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The Sun Unleashed a Huge Solar Flare at Earth, And We're on …
WEB1 day ago · The Sun has started spooky season with a bang, letting loose on October 1 with a colossal flare and coronal mass ejection headed right for Earth. The flare clocked in at X7.1 – the second most powerful flare of the current solar cycle, and one of the most powerful solar flares ever measured, sitting within the top 30 flares over the last 30 years.
After a 20-Year Search, Scientists Have Finally Found Earth's True ...
WEBAfter a 20-Year Search, Scientists Have Finally Found Earth's True Innermost Core. Our home planet is seeming more like a jawbreaker the more we learn about its interior. A new analysis of Earth's innards suggests the presence of an inner core within the inner core – a dense ball of iron at the very center of our planet. This could reveal ...
NASA Turns Off Voyager 2's Science Instrument as Power Supply …
WEB1 day ago · Artist's impression of the Voyager 2 space probe. (NASA) The two Voyager spacecraft have been speeding through space since 1977, powered by decaying chunks of plutonium that produce less and less energy every year. With less electricity available, NASA has decided to shut down one experiment on Voyager 2, …
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One Stage of Sleep Seems to Be Critical For Reducing Dementia Risk
WEB1 day ago · Over-60s are 27 percent more likely to develop dementia if they lose just 1 percent of this deep sleep each year, a 2023 study found. Slow-wave sleep is the third stage of a human 90-minute sleep cycle, lasting about 20–40 minutes. It's the most restful stage, where brain waves and heart rate slow and blood pressure drops.
The Sun Is More Active Than Scientists Anticipated. Here's What It ...
WEBAug 22, 2024 · The Sun's activity is expected to continue to increase until it reaches peak activity levels, which scientists call solar maximum. "Current predictions suggest solar maximum will occur in the second half of 2025, but we'll only really know when the true maximum has occurred after the activity starts to decline again," James said. Though this ...
Search For Alien Life Just Got a New Challenge, Lab ... - ScienceAlert
WEBSep 26, 2024 · Search For Alien Life Just Got a New Challenge, Lab Discovery Suggests. The most likely way we will discover life on a distant exoplanet is by discovering a biosignature. This can be done by looking at the atmospheric spectra of a world to discover the spectral pattern of a molecule that can only be created through biological processes.
NASA: We'd Have 30 Minutes' Warning Before a Killer Solar Storm …
WEBOct 13, 2023 · So it should come as no surprise that a team at NASA has been busily applying AI models to solar storm data to develop an early warning system that they think could give the planet about 30 minutes' notice before a potentially devastating solar storm hits a particular area.
Milky Way's Black Hole Is Spinning at Near Maximum, Scientists Say
WEBOct 30, 2023 · Pick any object in the Universe, and it is probably spinning. Asteroids tumble end over end, planets and moons rotate on their axes, and even black holes spin. And for everything that spins, there is a maximum rate at which it can rotate. The black hole in our galaxy is spinning at nearly that maximum rate.