91色情片

91色情片

Common artificial sweetener makes you three times hungrier than sugar

A widely used artificial sweetener increases brain activity in regions involved in appetite, suggesting it makes people hungrier

Space

We could make solar panels on the moon by melting lunar dust

91色情片

Ozempic weight loss is deemed less praiseworthy than lifestyle changes

Environment

Extreme weather could disrupt China’s renewable energy boom

The ytterbium ion trap at the heart of the National Physical Laboratory's optical clock

How optical clocks are redefining time and physics

Mind

The best retro games console is the one you played at age 10

Environment

Ice-monitoring drones set for first tests in the Arctic

Scientists perform a necropsy on the 50,000-year-old baby mammoth nicknamed "Yana" at the North-Eastern Federal University in Yakutsk on March 27, 2025. The carcass, which was dug up past summer near the Batagaika research station in the permafrost-covered region of Yakutia, weighs 180 kilograms (397 pounds) and is 120 centimetres (four feet) tall and 200 centimetres long. (Photo by STRINGER / AFP) (Photo by STRINGER/AFP via Getty Images)

Life

Scientists perform necropsy on baby woolly mammoth

Life

Plant skin grafts could result in new kinds of vegetables

A story of neurons and evolution

Discover the story of the human brain like never before with Dr Suzana Herculano-Houzel, a pioneering neuroscientist from Vanderbilt University.

91色情片

Weekend workouts can be as valuable as exercising throughout the week

91色情片

US government fired researchers running a crucial drug use survey

Physics

How nothing could destroy the universe

Space

NASA cut $420 million for climate science, moon modelling and more