Black hole image confirm Einstein’s relativity theory?

Einstein’s theory was confirmed in 1919, when British astronomer Sir Arthur Eddington measured the bending of starlight around the sun during a total solar eclipse. And it’s been re-confirmed since. How about now?

A reptile expert takes your burning dragon questions

As Game of Thrones returns for its final season, a herpetologist addresses some highly fictional dragon scenarios using real science.

A round crescent world and its moon, with a distant sun.

Vote to help name solar system’s largest unnamed body

2007 OR10 has one of the reddest surfaces ever found in our solar system’s distant Kuiper Belt. Vote to help decide between 3 possible official names.

Today in science: Bingham Canyon landslide

On April 10, 2013, one of the largest non-volcanic landslides in the history of North America took place at the Bingham Canyon mine in Utah.

What causes landslides and mudslides?

The trigger is usually water. Excessive rainfall can trigger landslides and mudslides because it’s heavy and adds extra weight to the land.

Alaska’s mountain glaciers: A 10-year story

Glaciers in Alaska are losing ice and contributing to sea level rise. To monitor these changes, a team of researchers has been flying scientific instruments on a bright red, single-engine plane since spring 2009.

2018 global CO2 growth 4th highest on record

According to NOAA data, global growth in atmospheric carbon dioxide (CO2) in 2018 was the 4th-highest in 60 years of record-keeping.

Today in science: Comet Hale-Bopp

The last widely seen comet for the Northern Hemisphere was Hale-Bopp in 1996-97. Did you see it?

A barren, red-walled canyon with water - perhaps an inlet from the surrounding sea - at its base.

NASA and Google partner on Mars exploration

Devon Island in the Arctic is one of Earth’s most Mars-like places. NASA is there, training scientists and testing technologies for future Mars exploration. Now Google has joined in, to bring Devon Island’s Mars-like wonders to you.

How coyote pups get used to humans

Across North America, coyotes are moving into urban environments. While human residents are having to get used to the new animal neighbors, coyotes are also habituating to people.