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HISTORICAL FACTS: 41 | History Defined

Science news this week: Cleopatra curiosities and quantum leaps

Dec. 14, 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.

LiveScience

How does fluoride prevent cavities?

Whether delivered in water or toothpaste, fluoride can help guard teeth against decay. But how?

LiveScience

Stone Age 'CSI': Archaeologists identify a family killed in a house fire nearly 6 millennia ago

Human bones discovered in a house that burned down 5,700 years ago are providing archaeologists "CSI"-style clues about the deaths of seven people in prehistoric Ukraine.

LiveScience

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Male humpback whale crossed 3 oceans for sex, inadvertently breaking distance record for species

A male humpback whale swam 8,106 miles (13,046 km) from the Pacific to the Indian Ocean, mingling with other whale populations and potentially having sex with them along the way.

LiveScience

How long does it take to travel to the moon?

The answer depends on many factors, including the amount of fuel needed, the moon's orbit and the mission's objectives.

LiveScience

100th woman in space, Emily Calandrelli, stands up to 'small men' on the internet: 'I should have expected this.'

The astronaut and MIT engineer's monumental milestone was marred by misogyny: "Instead of being on cloud nine, I’m crying in my seat."

Space

Possible bust of Cleopatra VII found at ancient Egyptian temple

A small statue of a woman wearing a royal crown may depict Cleopatra VII, an archaeologist claims. Other archaeologists think it is likely someone else.

LiveScience

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New study reveals how ancient 'sky disc' was made, squashing claims it was a forgery

The research details the elaborate process used to manufacture the Nebra Sky Disc during the Bronze Age.

LiveScience

Google 'Willow' quantum chip has solved a problem the best supercomputer would have taken a quadrillion times the age of the universe to crack

Google's new 105-qubit 'Willow' quantum processor has surpassed a key error-correction threshold first proposed in 1995 — with errors now reducing exponentially as you scale up quantum machines.

LiveScience

James Webb telescope confirms we have no idea why the universe is growing the way it is

A dense cluster of bright stars, each with six large and two small diffraction spikes, due to the telescope’s optics.

LiveScience

What does a weather report of 30% chance of rain mean?

A percent chance of precipitation shows the probability there will be at least 0.01 inch of rain, snow or sleet at a given location.

LiveScience

Do cats communicate with their tails?

From tail up to tail down, what do different cat tail positions and movements mean?

LiveScience

Gut microbiome may have fueled the growth of humans' big brains, study suggests

A new laboratory study in mice suggests that primates like humans evolved large brains with a helping hand from microbes that live in the gut.

LiveScience

100th woman in space, Emily Calandrelli, stands up to 'small men' on the internet: 'I should have expected this.'

The astronaut and MIT engineer's monumental milestone was marred by misogyny: "Instead of being on cloud nine, I’m crying in my seat."

LiveScience

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news in one place.

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LiveScience

'Mega momma' great white shark killed on drumline may reveal secrets about iconic predator

Scientists hope the body of a pregnant great white shark killed on a drumline will reveal some of the mysteries of the species' reproduction.

LiveScience

Tiny spoons could have measured out ancient Roman drugs, researchers suggest — but evidence is sparse

Spoon-like metal objects attached to Roman-era belts may represent drug dosing equipment, researchers suggest.

LiveScience

Why do worms come out in the rain?

Earthworms commonly come out when it's wet outside, but why?

LiveScience

A single gene mutation could enable H5N1 to spread between people, study finds

A new laboratory study pinpoints a way H5N1 could evolve to spread from person to person.

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LiveScience

Scientists make 1-of-a-kind immune cells to guard transplants from attack

Scientists have designed special immune cells that protect transplanted pancreatic cells from attack in mice.

LiveScience

Rare gold 'Brutus' coin minted after Julius Caesar's murder is up for auction

An extremely rare gold coin featuring Brutus, who helped spearhead Julius Caesar's assassination, is up for auction in December.

LiveScience

5,000-year-old artifacts in Iraq hint at mysterious collapse of one of the world's 1st governments

Newly analyzed 5,000-year-old clay bowls unearthed in Iraq may be evidence of early government-like rule, a new study finds.

LiveScience

Scientists reveal 'neural tourniquet' that can stop bleeding with nerve stimulation

Researchers stimulated the vagus nerve in healthy volunteers and showed it triggered blood clot formation, which they say could be used to prevent blood loss after surgery.

LiveScience

Ozempic-like drugs may treat alcohol addiction, study finds

A study using Swedish patient data found anti-obesity drugs were linked with fewer hospitalizations related to alcohol use, adding to a body of work suggesting these drugs could potentially be used to manage addiction.

LiveScience

How much can your stomach expand after a big meal?

The stomach can grow in size after you eat, but by how much?

LiveScience

Black Friday 2024 camera deals live: Plus, savings on telescopes, binoculars and stargazing accessories

The best bargains as they happen. Great deals from Nikon, Canon, Sony, Celestron and many more.

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