91色情片

Siberian Sturgeon

Life

Influenza viruses may have originated in fish 600 million years ago

A flu virus found in a sturgeon resembles the predicted ancestor of all known forms of influenza, hinting that the virus first evolved in fish

Life

Rare bird not seen for 24 years found alive in Madagascan forests

Atomic clock components sit in a laboratory setting, a blue light laser shines through a metal chamber, partially obscured by a pair of lenses

Physics

Most accurate molecular clock yet uses extremely cold strontium

Pink-footed geese are migrating to new breeding grounds

Environment

Geese are breeding at a former nuclear weapons test site in the Arctic

Quantum tunelling can allow particles to pass through barriers

Chemistry

Strange quantum event happens once every 10 billion chances

The Amazon rainforest in Brazil

Environment

Deforestation is reducing rainfall all over the tropics

Asteroid moonlet Dimorphos as seen by the DART spacecraft 11 seconds before impact. DART?s onboard DRACO imager captured this image from a distance of 42 miles (68 kilometers). This image was the last to contain all of Dimorphos in the field of view. Dimorphos is roughly 525 feet (160 meters) in length. Dimorphos? north is toward the top of the image. Credit: NASA/Johns Hopkins APL

Space

What we learned from NASA’s asteroid-smashing DART mission

Homes damaged by a mudslide in La Ca帽ada, California, during a winter storm

Environment

Winter storms in California cause mudslides, with heavy snow forecast

A protest outside the White House, Washington DC, in September 2022 urging government action for people with myalgic encephalomyelitis, long covid and other infection-associated chronic conditions

91色情片

We鈥檙e starting to understand how viruses trigger chronic conditions

Conjunction of Jupiter and Venus as seen from the Giants Causeway in Northern Ireland

Space

What is the Venus-Jupiter conjunction and how can you view it?

The solar system鈥檚 largest planet, Jupiter, and its brightest planet, Venus, will appear to touch in the sky tonight 鈥� here鈥檚 why

Inside Falkor (too), the ship searching for life at hydrothermal vents

Life

High-tech research ship ready to seek new life at hydrothermal vents

Environment

Adding wild fungi to soil could make trees store more carbon

Life

Young snapping shrimp鈥檚 tiny claws beat underwater acceleration record