Videos, including of glasses-wearers using the toilet or having sex, are sometimes reviewed by a Kenya-based subcontractor.

The region has been positioning itself as an AI hub, following billions of dollars in investment by tech giants.

It comes after the free-to-play game was given top billing at The Game Awards in December.

Scientists are calling loss of biodiversity the ‘homogenocene’, where niche species are pushed out by generalists like pigeons and rats

Plants and animals are disappearing at an alarming rate across the planet, with some estimates suggesting a loss of up to 150 species every day. Meanwhile, the versatile species that thrive alongside humans, such as pigeons, rats and cockroaches, expand to fill...

AI is being used to screen care workers – but can a robot truly judge who is right for the job?

A rare total lunar eclipse on Tuesday night resulted in a spectacular blood moon, captured by Josh Aoraki from the Te Whatu Stardome in Auckland

Red alert: the best photos of the rare blood moon total lunar eclipse – in pictures

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TikTok tells the BBC it won’t join rival platforms such as WhatsApp and Messenger in using end-to-end encryption.

A rare total lunar eclipse on Tuesday night resulted in a spectacular blood moon, seen first in Western Australia, then in parts of Asia, Europe and across North America. The next total eclipse will be New Year’s Eve 2028

From sacred sisters to hyper-sexualised models: PhotoVogue festival – in pictures

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Storeton Wood, Wirral: Two centuries ago, this landscape was being transformed by George Stephenson as he built Liverpool; more than 200m years ago very different creatures roamed here

At last, the sun shone after weeks of rain. While the distant Welsh hills were draped in snow, here on the Wirral it was dry and bright. Storeton Wood is a secondary woodland of oak, beech and silver birch, and...

In the past three months, Donald Trump’s White House has reportedly used AI twice to effect regime change – once in its capture of Venezuela’s president, Nicolás Maduro, and more recently to help plan the strikes that killed Iran’s supreme leader, Ayatollah Ali Khamenei.

The most recent strikes coincided with the end of the Pentagon’s relationship with the AI company Anthropic over concerns...

Eclipse will feature a deep, coppery-red full moon on 3 March. From Sydney to New York, use our guide to find out when the eclipse will be visible and the best time to see it tonight.

North America, Australia and New Zealand will be treated to a rare total lunar eclipse on Tuesday known as a “blood moon”.

As the full moon dips into the planet’s shadow tonight it will change colour to a...

Largest study of its kind suggests high red meat consumption has biggest impact, followed by smoking

More than a quarter of healthy years lost to breast cancer are due to lifestyle factors such as red meat intake and smoking, according to the largest study of its kind.

The study, published in the Lancet Oncology, used data from population-based cancer registries to produce a comprehensive...

A magician reveals his visual tricks

Earlier today I posted five optical illusions by Olivier Redon, a French-American inventor. Here they are again – with demonstrations of how he created the effects.

Three of the images are inspired by the Necker cube, a two-dimensional drawing of a cube that can be understood in two ways: either with the bottom left face at the front, or the top right face...

Insect taxonomist Art Borkent has described and named more than 300 species of midges but fears his field of science is dying out, despite millions of insects, fungi and other organisms waiting to be discovered

Once Art Borkent starts speaking about biting midges, he rarely pauses for breath. Holding up a picture of a gnat trapped in amber from the time of the dinosaurs, the 72-year-old...

The magical art of Olivier Redon

Look at the Coca-Cola can in the main image.

It is not a can, but an optical illusion – a trick of perspective. Can you work out what is going on?

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