Anjana Ahuja

A potentially new cosmic object raises the question of which came first: black holes, or stars and galaxies?

The scale of the biodiversity crisis means we cannot ignore the potential of technology

How AI models can optimise for malice

Subtle changes that contribute to cognitive decline could be flying under the radar

What happens when some of the data that can make a difference lies in private hands?

PFAS are a commercial hit — that should not play a part in how they are categorised

New AI models could soon pose a threat to the world’s top mathematicians

A prize aimed at cracking interspecies communication could make humans think differently about the welfare of other creatures

The problem of human-induced subsidence is global, urgent and spreading

As climate change puts pressure on supply, new varieties are coming to the fore

Failing to gather, preserve and acknowledge environmental data means less sight of what is inevitably ahead

The future of one of the world’s most important foodstuffs is mired in a stew of science, politics and economics

If society is shot through with genetic influences, how should social inequality be addressed?

Once researchers begin wondering whether their government might pull the rug from under them, the damage is done

Changing the clocks twice a year does not extend the light available to us

The gap between avian and mammalian cognition may be narrower than we think

The science now exists to help parents and NGOs track down kids coercively adopted in wartime

Averting a tragic mismatch between global food supply and demand requires moonshot ideas

We are mounting 20th-century responses to 21st-century weather

Robert F Kennedy Jr’s appointment is characteristic of Trump’s hostility to expertise