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Featured

US crackdown on top AI fuels open-source surge

The US government's shock moves to restrict access to top artificial intelligence systems from Anthropic and OpenAI have sparked growing interest in open-source models -- especially ones from China.

Chip titan SK hynix to set price for mega US listing

South Korean chip giant SK hynix is expected on Thursday to set the price for its mega US listing that could be one of the world's largest stock sales.

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Activists slam appointment of UAE oil boss to lead climate talks

Hundreds of campaign groups on Thursday condemned the appointment of an oil boss to lead UN climate talks in the United Arab Emirate, saying it threatened the meeting's "legitimacy".

Egypt unveils ancient 'secret keeper' tomb, golden mummy

Egypt unveiled Thursday a gold-laced mummy and four tombs, including of an ancient king's "secret keeper", discovered in the Saqqara necropolis south of Cairo.

Marseille determined to remember 'forgotten' WWII roundups of Jews

It was one of the most shameful yet least known outrages of the Nazi occupation of France during World War II.

UAE astronaut says not required to fast during Ramadan on ISS

Emirati astronaut Sultan al-Neyadi said Wednesday that he will not be required to fast during Ramadan while on his upcoming space mission.

Amsterdam unveils its largest bike garage. It's underwater

Plagued by ever-shrinking space to park its hundreds of thousands of bicycles, Amsterdam opened Wednesday the first of its largest-ever bicycle parking complexes, built underwater in a pioneering engineering project.

Earth's inner core rotating slower than surface, study suggests

Earth's inner core, a hot iron ball the size of Pluto, has stopped spinning faster than the planet's surface and might now be rotating slower than it, research suggested on Monday.

NASA, Pentagon developing nuclear-powered rocket for Mars voyage

NASA is partnering with a Pentagon research agency to develop a nuclear-powered rocket engine in preparation for sending astronauts to Mars.

Europe's JUICE spacecraft ready to explore Jupiter's icy moons

Europe's JUICE spacecraft is all ready to embark on an eight-year odyssey through the Solar System to find out whether the oceans hidden under the surface of Jupiter's icy moons have the potential to host extraterrestrial life.

Protecting Amazon a tough task, says Brazil's environment minister

Brazil's environment minister Marina Silva knows she has her work cut out to protect the Amazon, the world's largest rainforest that is shared among nine countries.

Rapid development is main threat to big carnivores: study

Declines in populations of big carnivores like lions, tigers and wolves may be driven more by rapid human economic development than habitat loss or climate change, according to a new study Tuesday.

How three dust specks reveal an asteroid's secrets

The specks are tiny. No, really tiny. Smaller than the diameter of a hair. But they hold billions of years of history that reveal some of the secrets of asteroids.

Earth's inner core may have started spinning other way: study

Far below our feet, a giant may have started moving against us.

Microsoft invests billions in ChatGPT firm OpenAI

Microsoft on Monday said it had extended its partnership with OpenAI, the research lab and creator of ChatGPT, an artificial intelligence chatbot that has sparked widespread fears of cheating in schools and universities.

France, Germany seek to relaunch ties despite Ukraine strains

German Chancellor Olaf Scholz and French President Emmanuel Macron on Sunday sought to underline the importance of their nations' postwar alliance, despite strains created by Russia's invasion of Ukraine.

France, Germany bid to firm ties strained by Ukraine invasion

Chancellor Olaf Scholz visits Paris on Sunday to celebrate 60 years of postwar Franco-German cooperation, with the historic partnership under strain from Russia's invasion of Ukraine and broader tectonic shifts.

Brazil begins first operations to protect Amazon

Brazil this week began the first operations against Amazon deforestation since veteran leftist Luiz Inacio Lula da Silva took office, the Ibama environmental agency said Friday.

From tanks to subsidies: the main topics at Davos

The World Economic Forum in Davos wrapped up Friday after a week that featured feverish discussion of the war in Ukraine, rifts over global trade and Greta Thunberg crashing the party of the global elite.

After Davos, a race for money to stop climate change

US climate envoy John Kerry bluntly summed up in one word what the planet needs to avoid a global warming catastrophe at the World Economic Forum this week: money.

Britain's Tim Peake steps down from ESA astronaut corps

Britain's Tim Peake has hung up his spacesuit, stepping down from Europe's astronaut corps to become an ambassador for space activities, the European Space Agency said on Friday.

Carbon capture: how does CO2 removal work?

With global temperatures still on the rise, even the most sceptical of scientists agree that carbon dioxide removal (CDR) is crucial to meet the Paris Agreement goal of capping global warming below two degrees Celsius.

Sustainable influencers take on fast fashion

Sustainable influencer Masego Morgan was shocked when a fast fashion giant offered her $1,000 for a single social media post to promote its brand.

Rapid scale-up of CO2 removal crucial for climate goals

Capping global warming at liveable levels will be impossible without massively scaling up the extraction of planet-warming carbon dioxide from the atmosphere, the first global assessment of CO2 removal warned Thursday.

Out of Nile, into tile: Young Egyptians battle plastic plague

Entrepreneurial young Egyptians are helping combat their country's huge plastic waste problem by recycling junk-food wrappers, water bottles and similar garbage that usually ends up in landfills or the Nile.

Secret beeline: French son of WWII German soldier uncovers hidden origins

The best Christmas present Thierry Soudan ever received was a candle made from beeswax "from my father's hives" -- a father the Frenchman never met.

Drought, fire, flood: natural disasters test California town

Jason and Shannon Phleger had just rebuilt their wildfire-ravaged home when it was wrecked again by one of the powerful storms that swept through California last week.

In Davos, Ecuadoran activist seeks end to fossil fuel addiction

Ecuadoran Amazon activist Helena Gualinga has come to the meeting of global elites in the Swiss Alpine village of Davos with a clear message: companies must stop new fossil fuel projects.

Greta Thunberg briefly detained at German coal mine protest

Swedish climate activist Greta Thunberg was hauled away and briefly detained on Tuesday during a protest near a German village being razed to make way for a coal mine expansion, police said.

Electric car batteries could be key to boosting energy storage: study

Electric car batteries could be used to boost power storage in the future, injecting electricity into the grid during times of scarcity or storing electricity during periods of excess, a new study found Tuesday.

Scientists use laser to guide lightning bolt for first time

Scientists said Monday they have used a laser beam to guide lightning for the first time, hoping the technique will help protect against deadly bolts -- and one day maybe even trigger them.

Runaway W. Antarctic ice sheet collapse not 'inevitable': study

The runaway collapse of the West Antarctic Ice Sheet -- which would trigger catastrophic sea level rise -- is not "inevitable", scientists said Monday following research that tracked the region's recent response to climate change.

Last anti-coal activists leave German village, ending police eviction

The last two climate activists holed up in a self-built tunnel to prevent the extension of a coal mine in western Germany left their hideout on Monday, marking the end of a police operation to clear the site.

China's Tencent fires more than 100 for fraud, embezzlement

Chinese tech giant Tencent said Monday it had fired more than a hundred employees for violating company policies, with some referred to police and later found guilty of bribery and embezzlement.

Arizona Tribune - Technology (English)