Around 4.5 billion years ago, the young Earth was largely a molten world. As the planet heated and gradually differentiated, dense iron sank toward its center, forming the metallic core, while lighte… [+3147 chars]

A new study offers an explanation for unusual chemical signatures found in some volcanic rocks.

Gizmodo.com

Earth’s Core Has Been Quietly Leaking Water for Billions of Years - Gizmodo

The Orionid meteor shower creates one of the most brilliant displays in the night sky each fall but this years celestial event may have a dimmer showing due to a bright moon.
Unlike the recent Draco… [+2586 chars]

October’s Orionid meteor shower is an annual favorite for sky-gazers, but it may face competition from the bright moon. Here’s how to see it.

Early birds will have the best chance to see the Orionid meteor shower - CNN

A massive asteroid slammed into the North Sea roughly 43 to 46 million years ago, triggering a tsunami more than 100 meters (330 feet) high. Now, after more than two decades of scientific disagreemen… [+9194 chars]

A decades-long mystery beneath the North Sea has finally been solved. Scientists have confirmed that the Silverpit Crater, buried 700 meters below the seabed, was created when a 160-meter-wide asteroid struck Earth roughly 43 to 46 million years ago. The viol…

Science Daily

A massive asteroid slammed into the North Sea and unleashed a 330-foot tsunami - Science Daily

RD/KP27-JP026 Bakugekihou no Sekizou (Stone Statues of the Mortar Cannons)Level 4 EARTH Rock Effect MonsterATK 1100DEF 1400REQUIREMENT During the turn this card is Normal Summoned.EFFECT Choose 1 Lev… [+4051 chars]

You thought your Millennium Items were safe? Think again!

Ygorganization.com

The “Revival of Sennen Genjin” Is At Hand! [RD/KP27] - YGOrganization

All neutron stars have intense magnetic fields. The typical magnetic field of a neutron star is about 100,000 times stronger than the strongest magnetic fields we can create on Earth. But about 1% of… [+3418 chars]

All neutron stars have intense magnetic fields. The typical magnetic field of a neutron star is about 100,000 times stronger than the strongest magnetic fields we can create on Earth. But about 1% of neutron stars have even stronger magnetic fields. Known as …

Phys.Org

A magnetar can be born when two neutron stars touch - Phys.org

To us mortals, the flow of time goes one way.
Yesterday is gone, tomorrow is yet to come, and no matter how precisely and faithfully a clock marks the passing seconds, we can never return to a momen… [+8270 chars]

To us mortals, the flow of time goes one way.

ScienceAlert

A Strange New Time Crystal Emerges From Synchronized Vibrations - ScienceAlert

A Falcon 9 rocket stands ready for launch from Vandenberg in this file photo. Image: SpaceX.
Update Oct. 20, 7:06 p.m. EDT (2306 UTC): SpaceX scrubbed the launch, targets Wednesday afternoon.
Space… [+4257 chars]

Spaceflight Now

SpaceX scrubs launch of 27 Starlink satellites on Falcon 9 rocket from Vandenberg SFB - Spaceflight Now

Earth's North and South poles haven't merely drifted—they've apparently taken four significant road trips. A new study in Science finds that over the past 320 million years, Earth's solid outer shell… [+251 chars]

Sudden crust shifts over past 320M years may have reshaped sea levels, affected climate

Newser

Earth's Poles Have Dramatically Shifted 4 Times - Newser

It was a difficult, almost incomprehensible, feat. A band of seafarers from Easter Island in the South Pacific set off in double-hulled sailing canoes on a voyage across Earths largest ocean that end… [+4934 chars]

It was a difficult, almost incomprehensible, feat. A band of seafarers from Easter Island in the South Pacific set off in double-hulled sailing canoes on a voyage across Earth’s largest ocean that ended more than 4,400 miles away in Hawaii, the only Polynesia…

Honolulu Star-Advertiser

Genetic study shows seafarers from Easter Island settled Hawaii - Honolulu Star-Advertiser

The polar vortex, a swirling mass of cold air encircling the North Pole, is sometimes disrupted by sudden stratospheric warming (SSW) events, unleashing waves of frigid air that penetrate farther sou… [+2501 chars]

The polar vortex, a swirling mass of cold air encircling the North Pole, is sometimes disrupted by sudden stratospheric warming (SSW) events, unleashing waves of frigid air that penetrate farther south than usual. Temperatures across North America and Europe …

Machine learning reveals potential warning signal for polar vortex disruptions - Phys.org

New results from the STAR experiment at the Relativistic Heavy Ion Collider (RHIC) provide strong evidence that smashing oxygen nuclei together at nearly the speed of light generates a quark-gluon pl… [+10197 chars]

New results from the STAR experiment at the Relativistic Heavy Ion Collider (RHIC) provide strong evidence that smashing oxygen nuclei together at nearly the speed of light generates a quark-gluon plasma (QGP), a type of matter that existed just after the bir…

Oxygen collisions show evidence of jet quenching, a signature of early-universe matter - Phys.org

Ammonite fossils preserved in limestone. Such fossil deposits help scientists to understand biodiversity over Earths history.Credit: Herve Conge/Science Photo Library
Large language models (LLMs) su… [+3672 chars]

An artificial-intelligence model trained on nearly four million fossils suggests that three of the extinction events might have happened more gradually than previously thought.

Nature.com

Vast new fossil record challenges story of Earth’s ‘big five’ mass extinctions - Nature

Light is one of the most powerful tools scientists have for probing matter. By interacting with electrons, light reveals how atoms, molecules and materials are structured and how they evolve in time.… [+3814 chars]

Light is one of the most powerful tools scientists have for probing matter. By interacting with electrons, light reveals how atoms, molecules and materials are structured and how they evolve in time. Highly energetic ultraviolet and X-ray photons are particul…

Steering electrons with extreme ultraviolet light—team achieves quantum coherent control - Phys.org

"Hearst Magazines and Yahoo may earn commission or revenue on some items through these links."
Here's what you'll learn when you read this story:
<ul><li>2.4 billion years ago, there wasn't much ox… [+5186 chars]

Ancient South African rocks expose the chain reaction behind life’s first real growth spurt.

Popular Mechanics

The Secret to Life on Earth Was What Made It Stop Being a Poisonous Ice Ball - Yahoo

Tiny atoms and molecules are constantly bombarding each other all around us. While we regularly measure the large-scale effects of these interactions, measuring the effect of each individual collisio… [+5847 chars]

Tiny atoms and molecules are constantly bombarding each other all around us. While we regularly measure the large-scale effects of these interactions, measuring the effect of each individual collision is far more difficult. But now, researchers have managed t…

Individual atomic collisions can now be detected in the lab, potentially opening up pathways to new physics - Phys.org

Coral bleaching is a major problem for ocean ecosystems as the ocean gets warmer. Researchers at Stanford have found a new method for regenerating bleached corals.
Scientists working on coral found … [+1008 chars]

Coral bleaching is a major problem for ocean ecosystems as the ocean gets warmer. Researchers at Stanford have found a new method for regenerating bleached corals. Scientists working on coral found…

Hackaday

Spreading Life To Bleached Coral - Hackaday

An American alligator (Alligator mississippiensis) lies on a log amongst ancient water tupelos (Nyssa aquatica) in the Beidler Forest in Harleyville, South Carolina. Light barely penetrates beneath the dense canopy of the old growth forest, but ectotherms lik…

National Geographic

Sunbathing | Nat Geo Photo of the Day - National Geographic

For scientists, breakthroughs often stem from unexpected turns. A research team led by Oscar Dahlsten, an associate professor in the Department of Physics at City University of Hong Kong (CityUHK), s… [+2738 chars]

For scientists, breakthroughs often stem from unexpected turns. A research team led by Oscar Dahlsten, an associate professor in the Department of Physics at City University of Hong Kong (CityUHK), set out to prove a theoretical limitation, only to discover a…

A quantum pathway to entropy-free energy transfer - Phys.org

For thousands of years, humans shaped their world with stone, wood and bone. Metallurgy, the art and science of working with metals such as copper, bronze and iron, marked a turning point in human hi… [+6077 chars]

For thousands of years, humans shaped their world with stone, wood and bone. Metallurgy, the art and science of working with metals such as copper, bronze and iron, marked a turning point in human history. The mining that fueled metalworking also shaped Europ…