Sun news: Now, 2 coronal holes on the Earth-facing sun

Sun news February 8, 2025. A new, large coronal formed in the sun's southeast quadrant. Coronal holes play an important role in space weather.

Santorini earthquake swarm rattles island: Experts explain

The Santorini earthquake swarm has tourists rattled and thousands evacuating the island. Scientists from GFZ explain what's going on.

What if Bennu hit Earth? Simulations suggest catastrophe

Scientists have simulated what would happen if Bennu hit Earth. They said the effects could linger longer than those of the dinosaur-killing asteroid.

Aliens could detect Earth from 12,000 light-years away

Researchers looking for aliens say Earth might be detectable by ETs with tech like our own. Our civilization can be seen from 12,000 light years away.

Asteroid 2024 YR4 chance of hitting Earth up to 1 in 43

On February 6, 2025, NASA's Center for Near Earth Object Studies slightly increased the odds of asteroid 2024 YR4 hitting us in 2032 to 1 in 43.

Yet another atmospheric river to strike US West Coast today

An atmospheric river has been pummeling California since the weekend, with wind, heavy rain and snow at high elevations. Another one is expected later today.

Tigers in India see remarkable population recovery

Due to successful conservation efforts, tigers in India have increased 2-fold since 2010. India now has 75% of the world’s tiger population.

How snowflakes get their distinct and various shapes

Snowflakes form in a variety of different shapes from hexagonal plates to exquisite symmetrically-branching crystals, depending on the temperature and humidity.

Polar bears have unique ice-repelling fur

How do polar bears stay warm in the frigid Arctic? Scientists have found their greasy hair keeps ice from forming on their coats.

Can you ID these cities at night from space? Take the quiz!

Take this fun quiz to see how many cities at night you can identify from images astronauts took aboard the International Space Station.