The regulator said it had also opened new investigations into 20 porn sites over suspected online safety breaches.

A review finds an assumption UK age verification would apply in Jersey was not correct.

As the Cop30 climate talks continue in Brazil, Madeleine Finlay hears about a landscape at the opposite end of the planet facing the direct impacts of the climate crisis. The Guardian reporter Leyland Cecco recounts a recent trip to Qikiqtaruk (also known as Herschel Island) off the coast of Canada’s Yukon territory, where he saw first hand how indigenous groups and scientists are reckoning...

The interstellar visitor, known as 3I/Atlas, will be seen just in this instance, never to come back again

Nasa releases close-up pictures on Wednesday of the interstellar comet that’s making a quick one-and-done tour of the solar system.

Discovered over the summer, the comet known as 3I/Atlas is only the third confirmed object to visit our corner of the cosmos from another star. It zipped...

Molecular profiles will give detailed snapshot of person’s physiology and predict diseases from diabetes to cancer and dementia

The world’s largest study into key substances in the bloodstream has paved the way for a swathe of pinprick tests that can detect early signs of disease more than a decade before symptoms appear, researchers say.

Work on the tests follows the completion of a project by...

Study calls for depression treatment to be suspended for more research after reports of heart problems and emotional blunting

Electroconvulsive therapy could be causing a wider range of adverse effects when used to treat depression than previously understood, according to a paper that calls for the practice to be suspended pending more robust research.

Although short- and long-term memory loss...

Move comes after French scientists issued urgent appeal to prevent La Pascaline from leaving the country

A rare example of the first functioning calculating machine in history looks likely to stay in France after Christie’s withdrew it from auction pending a definitive ruling from a Paris court on whether or not it can be exported.

La Pascaline, developed by the French mathematician and...

Sorfequiline shows stronger action than existing treatments against illness that killed 1.23 million last year

A new treatment for tuberculosis could boost cure rates and shorten the time needed to treat the disease by months, trial results suggest.

Globally, an estimated 10.7 million people fell ill with TB last year and 1.23 million died from it.

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The bursera plant’s leaves can squirt chemicals 1.5 metres, but over millions of years, some beetles have learned to disarm it

Insects get a nasty surprise if they try biting into the leaves of bursera shrubs and trees: they use a sort of squirt gun to shoot a high-pressure stream of liquid resin at the attacking insect. This liquid is thoroughly repellent and poisonous, but for good measure...