A bold new theory of intelligent life and origin of humanity

Was the rise of humanity simply a matter of luck? A new theory says no, that we - and perhaps other intelligent life - are the probable outcome of evolution.

Science misinformation is rampant: Here’s how to help address it

If you want to help combat science misinformation, work within your community and social network to have personal conversations and share stories.

Extreme cold is impacting more than 1,000 miles of US

Extreme cold is impacting thousands of miles of the United States Wednesday and Thursday with temperatures running 20 to 30 degrees below average.

Copernicus’ revolution and Galileo’s vision, in pictures

It’s not a stretch to say these astronomers fundamentally changed the way we think about our place in the universe. We can gain insights into how this profound shift unfolded by looking at their actual notes.

Powerful winter storm to bring heavy snow, ice, tornado risk

A winter storm is moving across the U.S., bringing heavy snow and ice, and creating severe weather in the form of damaging wind gusts and isolated tornadoes.

The Great Meteor Procession 112 years ago

On February 9, 1913, lucky observers witnessed the Great Meteor Procession. Bright meteors soared horizontally across the sky for minutes at a time.

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.

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.

The mass of a star is determined from binary star systems

Binary stars - a star system consisting of two stars - are extremely useful. They give all the information needed to measure mass of a star. Here is how.

Is social media polarization about to get worse?

Social media behemoth Meta is planning to use crowdsourced 'community notes' for factchecking. Some experts worry this will only increase online polarization.