2025’s extreme weather had the jet stream’s fingerprints all over it, from flash floods to hurricanes

The US had a rare year without a hurricane make landfall, but it saw too much extreme rainfall and flash flooding across the ...

Pandas, pingpong and ancient canals: President Xi’s hosting style says a lot about Chinese diplomacy

On Dec. 5, Macron tapped into this legacy when he visited the venue of the 2025 ITTF Mixed Team World Cup and participated in ...

Coup contagion? A rash of African power grabs suggests copycats are taking note of others’ success

Military coupists like Burkina Faso’s Ibrahim Traoré and Mali’s Assimi Goïta have not only attracted domestic support but ...

How the NIH became the backbone of American medical research and a major driver of innovation and economic growth

The agency’s budget has grown steadily since the 1960s, fueling an industry that creates lifesaving medicines and attracts ...

Getting peace right: Why justice needs to be baked into ceasefire agreements – including Ukraine’s

Just war theory, a centuries-old field of ethics, deals with how and when to start conflicts. It can also guide decisions ...

Christmas trees are more expensive than ever in Colorado — what gives?

If you bought a Christmas tree in Denver this year, you may have noticed a pretty steep price tag. It turns out that all ...

Pardons are political, with modern presidents expanding their use

Trump and Biden have issued pardons at a faster clip than their predecessors. Many of their decisions appear to have been ...

How are dark matter and antimatter different?

Normal matter – which makes up everything we see and touch – isn’t the only type of matter present in the universe.
Opinion

The ‘one chatbot per child’ model for AI in classrooms conflicts with what research shows: Learning is a social process

AI tutors are often held up as an ideal, but prioritizing individualized teaching can detract from the benefits of learning in social environments.
Opinion

Best way for employers to support employees with chronic mental illness is by offering flexibility

Employers that don’t support employees with mental illness risk missing out on the talents and skills that such employees can provide.

Uso de alta pressão hidrostática é nova estratégia na produção brasileira de soros antiofídicos

Dados do estudo mostraram que nova técnica é promissora para fabricar soro mais potente e com menos efeitos tóxicos sobre os cavalos usados para a produção de plasma hiperimune ...

PUC-Rio

A Pontifícia Universidade Católica do Rio de Janeiro (PUC-Rio) foi a primeira instituição privada de ensino superior do país, criada pela Igreja Católica. Foi fundada em 1940 pelo Cardeal D. Sebastião ...