The South Pole-Aitken basin – the mostly blue area in the centre of this topographic map – is an impact crater about 2500 kilometres wide, overlaid by smaller impact craters NASA/GSFC/MIT The moon’s oldest and largest crater didn’t form in the way astronomers thought, according to a detailed analysis of its shape, which would rewrite […]
October 8, 2025 3 min read Annual COVID Vaccines Protect People against Severe Disease, Even with Prior Immunity A new study shows that receiving an updated COVID vaccine reduced people’s risk of severe disease and death in all age groups, regardless of immunity from prior infection or vaccination By Sara Novak edited by Lauren J. […]
Deadwood-decomposing fungi feed germinating orchids, providing the carbon their tiny seeds don’t have. The Kobe University finding not only closes a gap in our understanding of wild orchid ecology but also uncovers an important carbon flux in the ecosystem. Orchid seeds are as small as dust and do not provide any nutrients for the young […]
São Paulo, 08 – A ata da última decisão de política monetária do Federal Reserve (Fed, o banco central norte-americano), divulgada nesta quarta-feira, 8, menciona que, ao discutir considerações de gerenciamento de riscos que poderiam influenciar as perspectivas para a política monetária, os participantes, no geral, julgaram que os riscos de alta para a inflação […]
Crédito, Reuters Article Information Author, Mariana Alvim*Mariana Alvim* Role, Da BBC News Brasil em São Paulo 8 outubro 2025, 20:22 -03 Atualizado Há 10 minutos O grupo palestino Hamas confirmou nesta quarta-feira (08/10) que um acordo foi alcançado com Israel, com mediação dos Estados Unidos, para encerrar a guerra em Gaza. De acordo com a […]
At nearly the same moment as Nvidia CEO Jensen Huang was expressing surprise over OpenAI’s multibillion-dollar deal with competitor AMD — shortly after his company agreed to invest up to $100 billion into the AI model maker — Sam Altman was saying that more such deals are in the works. Huang appeared on CNBC’s Squawk […]
Eufy Security Indoor Cam S350 for $80 ($60 off): This indoor camera is a powerhouse, featuring pan/tilt, a dual-lens 4K system with 8x zoom, and onboard AI. Blink Mini 2 for $20 ($20 off): The tiny Blink Mini 2 is already budget-friendly, but at half price, it’s a genuine steal. Ring Indoor Cam for $25 […]
I’ve seen a lot of laptop deals during this mini-Prime Day event – but the most powerful laptop I’ve found for under $500 is exceptionally cheap (and you won’t find it on Amazon either). The Asus Vivobook is down to $350 (was $500) at Walmart. • Shop all Walmart laptop deals This is one fast […]
Windows 10 is no longer supported by Microsoft, but at the time of writing, over 40% of Windows devices still run the 10-year-old operating system, according to StatsCounter. Its successor, Windows 11, only overtook the venerable platform in market share in July this year. The data from StatsCounter also shows that 4% of users […]
Newly opened fruits of hōʻawa (Pittosporum flocculosum) are exposing their seeds to birds (left), but older fruits and seeds have withered on the plant without being consumed (right) because the seed-dispersing birds are extinct. Credit: UH On islands, many plants rely on animals such as birds, bats and reptiles to disperse their seeds and help […]