51动漫

Uranus and Neptune

Space

We may now know why Uranus and Neptune are different shades of blue

Uranus is pale blue in colour while Neptune is a deeper shade of blue, and an atmospheric model can explain the difference

DON'T LOOK UP (L to R) Cate Blanchett as Brie Evantee and Tyler Perry as Jack Bremmer, Leonardo DiCaprio as Dr. Randall Mindy, and Jennifer Lawrence as Kate Dibiasky. Cr. Niko Tavernise / Netflix ?? 2021

Space

Don鈥檛 Look Up: Could we save Earth from a comet in just six months?

Mind

We ‘click’ better with others when conversations flow more quickly

The crater and its extremely harsh lake, Laguna Caliente, dominated by a single genus of extremophile Acidiphilium bacteria

Space

Bacteria survive extremes that may have existed in ancient Mars lakes

Eurasian Reed-Warbler/Sitting on a cane; Shutterstock ID 1499909096; purchase_order: -; job: -; client: -; other: -

Life

Migrating birds may use slope of Earth鈥檚 magnetic field as 鈥榮top sign鈥�

Hibernating thirteen-lined ground squirrel

Life

Hibernating ground squirrels recycle urine to maintain their muscles

Melbourne, Australia - 1st November 2021: A person wearing full PPE holds a vial of sotrovimab medicine covid-19 virus treatment. It is under an emergency use authorization to treat covid in Australia; Shutterstock ID 2078827789; purchase_order: -; job: -; client: -; other: -

Health

UK’s rapid covid-19 drug delivery is helping protect vulnerable people

TOPSHOT - This picture taken on November 5, 2018 shows a woman passing a booth of Google at the first China International Import Expo (CIIE) in Shanghai on . (Photo by Johannes EISELE / AFP) (Photo credit should read JOHANNES EISELE/AFP via Getty Images)

Technology

What does Google’s new cookie replacement mean for online privacy?

man walking towards a passenger plane

Environment

Fix the Planet newsletter: Why planes need a battery breakthrough

Cotton whitefly Bemisia tabaci adults male female

Life

Whiteflies have acquired dozens of genes from plants they eat

A major crop pest has 50 genes that appear to originate from plants, and it might use them to detoxify plants鈥� chemical defences

Space

Strange gravitational wave echoes may let us probe dark matter

Health

Vitamin D supplements really do reduce risk of autoimmune disease

Space

Rare intergalactic supernova may have been seen outside the Milky Way

Health

Cancer drug could one day help cure HIV by waking up dormant viruses