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A 2200-year-old burial ground in northern Italy includes people interred with dogs and horses, perhaps showing they had strong bonds with their animals

An emoji that represents happiness to one person may signify a different emotion to another, with this varying according to our age, gender and nationality

Sperm that were immobile became active after just 20 seconds of ultrasound exposure in a lab experiment that may help boost the success of fertility treatment

Tom Gauld's weekly cartoon

This week's cartoon from Twisteddoodles

Feedback investigates research into US voters (and their handedness) between 1964 and 2016, and discovers that conclusions of some sort have been drawn

New archaeological evidence shows that ancient humans ate each other surprisingly often - sometimes for compassionate reasons. The finds give us an opportunity to reassess our views on the practice

Maths tells us the best way to cover a surface with copies of a shape – even when it comes to jigsaw puzzles, says Katie Steckles

The Hugo Awards are the Oscars for sci-fi and fantasy fans, so any oddities in the voting data for 2023's ceremony in China are bound to be upsetting. But whatever the reality, Emily H. Wilson finds an unexpected upside

Taken in the Svalbard archipelago, Nima Sarikhani's image has scooped the Wildlife Photographer of the Year People’s Choice Award

Disney+'s Arctic Ascent and A Real Bug's Life offer contrasting views of the real in a rock climber's passion for the environment and a guide to insects too faked-up for its own good

I travelled for days to remote Pitcairn in the Pacific, a shining example of ocean conservation. But so much more needs to be done to safeguard our seas, says Graham Lawton

Biologist Liat Yakir argues that the problems we have with sex, love and relationships stem, in part, from evolved instincts and strategies that are no longer helpful

The science of relationships doesn't support the idea that there are five love languages. Instead, it's better to think about love as akin to keeping a nutritionally balanced diet, say psychologists Emily Impett, Haeyoung Gideon Park and Amy Muise

Satellite data suggests 47 per cent of the Amazon will experience at least one environmental stressor in the next 25 years that will nudge the region towards a climate tipping point

Scientists have grown cow muscle cells inside grains of rice to create a new food product that could supply protein with a lower carbon footprint than beef

Altermagnets, theorised to exist but never before seen, have been measured for the first time and they could help us make new types of magnetic computers

Fossil evidence shows that humans have been practising cannibalism for a million years. Now, archaeologists are discovering that some of the time they did it to honour their dead

Fossil evidence shows that humans have a very long history of eating each other. Now, archaeologists are discovering that the practice of cannibalism could be surprisingly compassionate

Microbes that rapidly convert CO2 to rock could lock away the greenhouse gas in deep underground storage sites, such as depleted oil and gas reservoirs