The forces of rotation caused red hot masses of stones to be torn away from the Earth and to be thrown into the ether, and this is the origin of the stars.

— Anaxagoras 428 BC

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Updated: 10 hours 23 min ago

Extreme exercise may help you live longer without stressing your heart

Thu, 05/09/2024 - 7:30pm
People who can run a mile in less than 4 minutes generally live almost five years longer than would otherwise be expected, challenging the idea that too much strenuous exercise is bad for the heart
Categories: Astronomy

Invisible 'dark radiation' may explain a big problem with dark energy

Thu, 05/09/2024 - 3:00pm
Surprising recent measurements hint that the universe isn’t expanding in the way we had thought, and it could be explained by still-theoretical dark radiation
Categories: Astronomy

Game theory shows we can never learn perfectly from our mistakes

Thu, 05/09/2024 - 12:10pm
An analysis of a mathematical economic game suggests that even learning from past mistakes will almost never help us optimise our decision-making – with implications for our ability to make the biggest financial gains
Categories: Astronomy

Mars is blasting plasma out of its atmosphere into space

Thu, 05/09/2024 - 11:00am
The Red Planet launches large bursts of plasma into space from its upper atmosphere, much like the sun’s coronal mass ejections, despite not having a global magnetic field
Categories: Astronomy

Has the biggest problem in cosmology finally been solved?

Thu, 05/09/2024 - 9:00am
For decades, cosmologists have been fighting over the Hubble constant, a number that represents the expansion rate of the universe – it may have finally been pinned down
Categories: Astronomy

How to reconnect with long-lost friends, according to science

Thu, 05/09/2024 - 6:00am
We are generally as reluctant to contact a long-lost friend as we are to talk to a stranger, but scientists have come up with an approach so it's easier to make the first move
Categories: Astronomy

DeepMind is experimenting with a nearly indestructible robot hand

Wed, 05/08/2024 - 8:00pm
A new robotic hand can withstand being smashed by pistons or walloped with a hammer. It was designed to survive the trial-and-error interactions required to train AI robots
Categories: Astronomy

Being in two places at once could make a quantum battery charge faster

Wed, 05/08/2024 - 7:00pm
The quantum principle of superposition – the idea of particles being in multiple places at once – could help make quantum batteries that charge within minutes
Categories: Astronomy

Why carbon offsetting your flight isn't the answer

Wed, 05/08/2024 - 2:00pm
I always add the carbon offset option when buying a flight, but I had a sneaking suspicion I was being greenwashed. Turns out I was right, says Graham Lawton
Categories: Astronomy

How the discovery of a nest in a Roman museum caused a kerfuffle

Wed, 05/08/2024 - 2:00pm
On a recent visit to the National Roman Museum, Feedback was an onlooker to the furore that ensued when a sparrow's nest was spotted in the mouth of an ancient stone face
Categories: Astronomy

Why criticisms of the proposed Anthropocene epoch miss the point

Wed, 05/08/2024 - 2:00pm
A proposal to define the Anthropocene as a geological epoch was rejected this March, but humanity's impact on Earth is real, whether formalised or not, says Jan Zalasiewicz
Categories: Astronomy

Why eggs should be front and centre in the story of evolution

Wed, 05/08/2024 - 2:00pm
From large and shell-covered to tiny and jelly-like, the developmental story of eggs offers a way to rethink the story of life, says Jules Howard in his new book Infinite Life
Categories: Astronomy

It's time to clean up 'forever chemicals' and companies should pay

Wed, 05/08/2024 - 2:00pm
Artificial compounds found in things like food packaging can be a risk to our health. We can clean them up, but who will foot the vast bill?
Categories: Astronomy

Who were the enigmatic Sea Peoples blamed for the Bronze Age collapse?

Wed, 05/08/2024 - 2:00pm
Around 3000 years ago, several empires and kingdoms in the Mediterranean collapsed, with a group of sea-faring warriors implicated as the culprit. But new evidence shows that many of our ideas about this turbulent time need completely rethinking
Categories: Astronomy

Global capacity to directly suck CO2 from air has just quadrupled

Wed, 05/08/2024 - 12:00pm
A new plant in Iceland operated by the firm Climeworks can remove up to 36,000 tonnes of carbon dioxide from the air per year, more than quadrupling existing global capabilities
Categories: Astronomy

DeepMind AI can predict how drugs interact with proteins

Wed, 05/08/2024 - 12:00pm
The latest version of the AlphaFold AI can help biologists predict how proteins interact with each other and other molecules, which is a boon to pharmaceutical research
Categories: Astronomy

Psychedelic toxins from toads could treat depression and anxiety

Wed, 05/08/2024 - 12:00pm
A compound emitted by the Colorado river toad may reduce symptoms of anxiety and depression in a similar way to LSD and psilocybin, according to a study in mice
Categories: Astronomy

The 'forever chemicals' toxic to your health - and how to avoid them

Wed, 05/08/2024 - 10:00am
From your popcorn bag to your waterproof jacket, forever chemicals are all around us. We're finally starting to understand what they are doing to our health - and how to get rid of them
Categories: Astronomy

Ultrasonic coffee-maker produces the perfect cold brew in minutes

Wed, 05/08/2024 - 6:59am
Cold-brewing coffee can reduce its bitter taste, but it normally takes up to 24 hours as the grounds slowly steep. A new method that involves pummelling the grounds with ultrasound can drastically speed up the process
Categories: Astronomy

Fusion reactors could create ingredients for a nuclear weapon in weeks

Wed, 05/08/2024 - 4:00am
Concern over the risks of enabling nuclear weapons development is usually focused on nuclear fission reactors, but the potential harm from more advanced fusion reactors has been underappreciated
Categories: Astronomy