All Stories

Climate

New UN climate report finds no time for denial or delay

It links extreme weather around the globe to Earth’s changing climate.

Animals

Here’s how sea otters stay warm without blubber or a large body

For the smallest mammal in the ocean, staying warm is tough. Now, scientists have figured out how the animals’ cells rise to the challenge.

Health & Medicine

One key change may have helped the coronavirus become a global menace

One key mutation may have helped the virus behind COVID-19 better infect human cells.

Animals

Abdominal fuzz makes bee bodies super slippery

Scientists find that tiny hairs on a honeybee’s abdomen reduce wear and tear as a bee’s outer skeletal parts rub against each other all day long.

Space

Born in deep shadows? That could explain Jupiter’s strange makeup

Dust that blocked sunlight might have caused the gas giant to form in a deep freeze, a new study suggests.

Humans

How torchlight, lamps and fire illuminated Stone Age cave art

Experiments with stone lamps and torches are helping scientists see 12,500-year-old cave art with fresh eyes.

Animals

Uncovering secrets of the glasswing butterfly’s see-through wings

The tricks of its transparency include sparse, spindly scales and a waxy coated membrane.

Earth

Let’s learn about Antarctica

This continent is dry, windy and very cold — and home to penguins, ice and a lot of scientific research.

Space

Cosmic filaments may have the biggest spin in outer space

These rotating threads of dark matter and galaxies stretch millions of light-years. Scientists want to know how their spin begins.

Animals

Some beetles walk along the underside of the water’s surface

Their upside-down scurrying is a rare method of getting around.