Showing posts with label Live Science.. Show all posts

Showing posts with label Live Science.. Show all posts

Monday, December 23, 2024

Live Science.

"'Mathematically perfect' star system...may be in its infancy."

Views expressed in this science and technology update are those of the reporters and correspondents. Accessed on 23 December 2024, 1424 UTC.

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Russ Roberts (https://hawaiisciencedjournal.blogspot.com).

Live Science

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'Mathematically perfect' star system discovered 105 light-years from Earth may still be in its infancy. Could that change its prospects for life?
100+Latest from Livescience / 2h
Once thought to be 8 billion years old, the star HD 110067 — famous for its six synchronized exoplanets — may be only 2.5 billion years old, new research suggests.
Queen Puabi's lyre: A bull-headed music maker played for Mesopotamian royalty 4,500 years ago
60Latest from Livescience / 2h
A lyre in a treasure-laden royal tomb discovered in Mesopotamia is the earliest stringed instrument ever found.
Lasers powered by sunlight could beam energy through space to support interplanetary missions
37Latest from Livescience / 2h
New research has found a way to power spacecraft with lasers generated using solar energy alone.

Today

Science quizzes: Test your knowledge of everything from space to nature
20Latest from Livescience / 3h
How much do you know about science and nature? Try a science quiz and see how well you score against other Live Science readers.
Antarctica quiz: Test your knowledge on Earth's frozen continent
Latest from Livescience / 3h
How much do you know about Antarctica? Take our science quiz to see if you'll freeze up or be as cool as a cucumber.
How does E. coli get into food?
Latest from Livescience / 3h
Dangerous strains of E. coli bacteria can infiltrate the food supply through many different routes, experts explain.

Yesterday

NASA's Parker Solar Probe will reach its closest-ever point to the sun on Christmas Eve
NASA probe to dive into Sun
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Latest from Livescience / 20h
NASA's record-breaking Parker Solar Probe will smash its own personal bests for proximity to the sun and fastest speed by a human-made object when it whizzes past our star on Christmas Eve (Dec. 24). It is unlikely to get significantly closer to the sun before the end of its mission.
Everything you need to know about digiscoping
Latest from Livescience / 22h
Use your digital camera to take photos through a spotting scope, and you can capture up-close images of faraway subjects (without having to break the bank).
MIT's massive database of 8,000 new AI-generated EV designs could shape how the future of cars look
31Latest from Livescience / 1d
An open-source database made by MIT engineers houses over 8,000 aerodynamic car designs and could train future AI models to design EVs in the future.
'Rising temperatures melted corpses out of the Antarctic permafrost': The rise of one of Earth's most iconic trees in an uncertain world
41Latest from Livescience / 1d
As the Atlantic grew wider, the ancestral population of all of today's oaks may have been straddling the continents of the Northern Hemisphere. If so, the ancestor of the oaks we know today was a widespread population that was cleaved in half as North America inched westward.
Space photo of the week: James Webb and Chandra spot a cosmic 'Christmas Wreath' sparkling in the galaxy next door
NASA captures cosmic wreath image
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Latest from Livescience / 1d
There's a cosmic 'Christmas Wreath' hanging in the Small Magellanic Cloud, the James Webb and Chandra telescopes revealed in a sparkly new image.
Do black holes really evaporate — and how do we know?
Latest from Livescience / 1d
In 1974, Stephen Hawking proposed that black holes could evaporate. But do we understand how this might happen?

Dec 21, 2024

James Webb telescope solves 20-year-old Hubble conundrum — and it could finally explain why the universe's oldest planets exist
Webb discovers long-lived planet disks
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25Latest from Livescience / 1d
The James Webb Space Telescope has confirmed 20-year-old Hubble observations that could finally explain how ancient stars can host massive planets.
What do you know about psychology's most infamous experiments? Test your knowledge in this science quiz.
Latest from Livescience / 1d
From shocking studies to ESP, what do you know about the most infamous and bizarre psychological experiments ever conducted?
Celestron PentaView LCD Digital Microscope Review
Latest from Livescience / 1d
The Celestron PentaView’s LCD digital display makes this microscope ideal for demonstrating to a large audience.
Leaf sheep: The adorable solar-powered sea slug that looks like Shaun the Sheep
25Latest from Livescience / 2d
Known for its uncanny resemblance to the TV character Shaun the Sheep, this adorable sea slug munches on algae to steal its ability to photosynthesize and become solar-powered.
Future robots could one day tell how you're feeling by measuring your sweat, scientists say
Latest from Livescience / 2d
Scientists say a phenomenon called "skin conductance," which changes when you sweat, is a surprisingly accurate method for detecting emotions — with future robots that detect this able to tell your emotions.
Why do iguanas fall from trees in Florida?
Latest from Livescience / 2d
Florida's non-native green iguanas become paralyzed and drop from trees when temperatures dip. Climate change could bring this problem to new areas.
What if the Persians had defeated Alexander the Great?
Latest from Livescience / 2d
The world we live in might be unrecognizable if Alexander the Great had been defeated by the Persians.

Dec 20, 2024

Watch Greenland lose 563 cubic miles of ice in under 30 seconds in disturbing new time-lapse video
ESA NASA reveal Greenland ice melting
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100+Latest from Livescience / 2d
Satellite imagery from NASA and the European Space Agency reveal 13 years of melt on the Greenland Ice Sheet.
Science news this week: Killer squirrels and an unexpected amulet
Latest from Livescience / 2d
Dec. 20, 2024: Our weekly roundup of the latest science in the news, as well as a few fascinating articles to keep you entertained over the weekend.
'Mirror life forms' may sound like science fiction, but scientists warn they could be deadly to humans and destroy the environment
Scientists warn against mirror bacteria
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Latest from Livescience / 2d
Bacteria that are mirror images of existing ones could evade our immune systems, causing serious illness.
Scientists discover 2 stars orbiting our galaxy's supermassive black hole in lockstep — and they could point to a type of planet never seen before
Binary stars found near Milky Way black hole
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26Latest from Livescience / 2d
Astronomers have discovered a pair of young stars near the supermassive black hole at the heart of our galaxy. Studying them can offer a rare glimpse into how stars can endure — at least briefly — the immense gravity exerted by such cosmic behemoths.
Syphilis originated in the Americas, ancient DNA shows, but European colonialism spread it widely
Syphilis originated in Americas pre-Columbus
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30Latest from Livescience / 2d
Paleogenomics has finally solved a question that has puzzled researchers for decades: Where did syphilis come from?
'Mystery disease' in Congo turned out to be malaria — and potentially, another disease
Congo identifies severe malaria outbreak
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Latest from Livescience / 2d
An initially "unknown" illness affecting hundreds in the Democratic Republic of the Congo may be attributable to malaria, malnutrition and a viral infection. But investigations are ongoing.
Ancient volcanic ash on Mars could offer new clues in search for extraterrestrial life
Latest from Livescience / 2d
Researchers believe volcanic ash created dark rocks at Oxia Planum, the site of a future Mars rover landing mission. The off-color rocks may be protecting signs of life — if there ever was life on Mars.
188 medieval figurines that held Christian saints' bones unearthed in Berlin's oldest town square
26Latest from Livescience / 2d
Archaeologists have found 188 medieval reliquaries during excavations at a square in Berlin. Some of them still contain human bones of people considered to be saints or holy.
'Murder hornets' eradicated from US — but officials say they'll keep 'an eye out' for more
Murder hornet eradicated from US
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300+Latest from Livescience / 2d
Officials say they've eradicated northern giant hornets, nicknamed "murder hornets," after years of tracking the invasive giant wasps in Washington state.
10 fascinating discoveries about Neanderthals in 2024, from 'Thorin' the last Neanderthal to an ancient glue factory
Latest from Livescience / 2d
This year, we learned that our Neanderthal cousins were a lot like us, despite treading their own path that ended in extinction.
Scientists peered into a secret Antarctic lake hidden beneath the ice — and uncovered a never-before-seen ecosystem
500+Latest from Livescience / 2d
Scientists investigating the frozen Lake Enigma in Antarctica discovered an ecosystem teeming with strange microbial communities.
Denmark Strait cataract: The world's largest waterfall, hidden underwater and unlike any other on land
Latest from Livescience / 3d
The Denmark Strait cataract is a sloping portion of the seafloor between Iceland and Greenland that funnels cold water from the Nordic Seas into the Irminger Sea, fueling Atlantic Ocean currents.
Avian influenza: Bird flu spread triggers state of emergency in California
First human H5N1 case Louisiana
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47Latest from Livescience / 3d
The declaration of a state of emergency in California over avian influenza comes within days of the first severe human case of bird flu in the U.S.
Ancient Assyrian capital that's been abandoned for 2,700 years revealed in new magnetic survey
500+Latest from Livescience / 3d
A new magnetic survey of the ancient Assyrian capital of Khorsabad has revealed several structures, including a villa, buried underground.
Meteor strikes on the moon! Astronomer captures possible Geminid lunar impacts
Astronomer records unknown object impact
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1KLatest from Livescience / 3d
A Japanese astronomer captured several impacts on the moon during the Geminid meteor shower.
Watch adorable birdlike robot waddle, fall down and leap into flight — it could change how drones take off forever
RAVEN drone mimics bird movements
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Latest from Livescience / 3d
With legs and wings, the RAVEN can take off with no runway, and even hop along the ground.

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