Science

Science • May 23

The Emptiest Places in the Universe Might Contain Its Best Secrets

Once dismissed as empty expanses between galaxies, cosmic voids are becoming one of the most promising tools for probing the universe's biggest mysteries.

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Science • May 23

A ‘Golden Orb’ on the Ocean Floor Came From a Mysterious Animal

A fascinating, unclassifiable orb found in the Gulf of Alaska is not an alien object, as some speculated, but the remains of a poorly documented animal.

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Science • May 23

Study reveals real reason T. rex had tiny arms: Massive skulls took over the hunt

A new study suggests T rex's short forelimbs were an evolutionary adaptation to prevent accidental amputation during group feeding frenzies.

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Science • May 23

New evidence has been found in Japan of an asteroid that may have wiped out the dinosaurs

Japanese scientists on the island of Hokkaido have discovered new geological evidence of an asteroid impact that may have been one of the causes of the mass...

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Science • May 23

A fossil site in North Dakota appears to have captured the day the dinosaur-killing asteroid struck Earth, right down to tiny glass beads from the impact lodged in the gills of fish that died within hours

The site is called Tanis, in the Hell Creek Formation of southwestern North Dakota. In 2019, a team led by Robert DePalma described it as a rare snapshot of...

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Science • May 23

Something Ate the Dinosaurs After the Asteroid Killed Them, Scientists Say

The dinosaurs had a good run and a brutal end that, according to new research, somehow got even more brutal after the asteroid killed them.

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Science • May 23

A slice of the static on an old untuned television was the afterglow of the Big Bang, which means millions of people spent decades staring at the oldest light in the universe without knowing it.

The claim is true, though the version of it that gets repeated most often is softer than it sounds. When an analog television was tuned to a channel with...

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Science • May 23

Sea level rise is speeding up and scientists now know exactly why

The world's oceans are rising at an accelerating pace, and scientists now say they can fully explain what's driving it. Warming seawater is the biggest...

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Science • May 23

Researchers simulated 30 million routes to the Moon and found a hidden detour through L1 that saves fuel and keeps spacecraft talking to Earth the whole way

An international team of researchers has identified a new fuel-efficient route between Earth and the Moon that also avoids the kind of communications...

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Science • May 23

The Apollo astronauts left mirrors on the Moon that scientists still bounce lasers off 57 years later, and the round-trip measurement is precise enough to track the Moon drifting away from Earth at the speed your fingernails grow

The retroreflectors left on the Moon by Apollo 11, 14, and 15 still return laser pulses fired from Earth, and 57 years of data have measured the Moon's...

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Science • May 23

NASA deliberately crashed Galileo into Jupiter in 2003 to protect Europa, after the spacecraft found signs of the ocean it could one day contaminate

Galileo spent 14 years circling Jupiter through a radiation environment that delivered a cumulative dose to its electronics equivalent to roughly 25 million...

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Science • May 23

Caltech could lose management of JPL when contract is opened to competitive bidding

JPL, which was founded by Caltech researchers 90 years ago, could come under new management once the Pasadena university's contract with NASA expires in...

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Science • May 23

The Cassini spacecraft was deliberately flown into Saturn in 2017 because NASA refused to risk contaminating Enceladus, and in its final 90 seconds its thrusters fought the atmosphere so it could keep sending data home

"content":"On September 15, 2017, at 11:55:46 UTC, a 22-foot-tall spacecraft the size of a school bus tore itself apart in the cloud tops of Saturn while...

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Science • May 23

Caltech could lose control of JPL for first time in decades

The contract for management and operation of NASA's Jet Propulsion Laboratory will be opened up to a competitive bidding process for the first time in its...

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Science • May 23

Scientists Stunned by Hybrid California Bees That Beat Deadly Mites

California scientists discovered hybrid honeybees that may naturally repel one of the deadliest parasites threatening pollinators.

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Science • May 22

Caltech could lose control of JPL for the first time

The contract for management and operation of NASA's Jet Propulsion Laboratory will be opened up to a competitive bidding process for the first time in its...

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Science • May 22

Scientists Finally Think They Know Why T. rex Had Tiny Arms

A new study suggests T. rex and other giant predators evolved tiny arms because their massive skulls took over as the primary hunting weapon.

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Science • May 22

China has transformed its space station into a biology laboratory and is using fish embryos to understand bone loss in space. The results could benefit not only astronauts but also medicine on Earth.

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Science • May 22

Just outside Jupiter, one region may have forged six meteorite parent bodies

When the solar system formed, a disk of gas and dust orbited the young sun. Over the course of millions of years, the dust gradually clumped together to...

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Science • May 22

The Race That Keeps Changing Shape: Human Minds and Artificial Intelligence

From the blog of Joe Nalven at The Times of Israel.

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