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January 17, 2020

Heartbreaking Australia wildfire photos shared by NASA astronaut

A NASA astronaut posted heartbreaking photographs of the smoke that has blanketed Australia as wildfires continue to ravage the continent.

January 17, 2020

Dinosaur extinction was 'all about the asteroid,' casting doubt about volcano's impact, new study says

Several studies have suggested a volcano eruption played a greater role in the extinction of the dinosaurs than the asteroid that crashed into modern-day Mexico. A new study is hoping to end the debate, suggesting "it was all about the asteroid."

January 16, 2020

Rare 'Martian' mineral mounds appear in Utah's Great Salt Lake

Mounds of a rare crystalline mineral emerged above the surface of Utah's Great Salt Lake.

January 16, 2020

Possible 'Super-Earth' planet discovered nearly 4 light years away from Earth

The nearest star to our sun, Proxima Centauri, may actually be host to two planets, including a "Super-Earth," according to a new study.

January 16, 2020

'Strange,' mysterious objects spotted orbiting Milky Way's black hole

Astronomers have spotted four "strange" objects orbiting the massive black hole at the center of the Milky Way galaxy, according to a new study.

January 16, 2020

Cosmic gatekeeper divides Solar System in two

The rocky planets closest to the sun are made up of very different materials than the gas giants in the outer solar system. That's because billions of years ago, our baby solar system was divided in two by a cosmic gatekeeper that prevented materials in the inner and outer regions from mixing. 

January 16, 2020

Mile-long asteroid could be dangerous to life on Earth in millions of years if it breaks up: scientists

A massive mile-long double asteroid linked to a one-inch meteor that streaked a fireball over Japan three years ago could threaten humanity in millions of years if it eventually breaks up, scientists wrote in a report published Monday.

January 15, 2020

NASA’s Juno captures stunning Jupiter image showing ‘white oval’ storm

NASA's Juno spacecraft captured a gorgeous image of Jupiter's dynamic surface.

January 15, 2020

Navy SEAL, doctor becomes astronaut: 'A true privilege and honor'

Dr. Jonny Kim, son of poor South Korean immigrants who arrived in Los Angeles in the early 1980s, is the American Dream.

January 15, 2020

Comets may have delivered 'essential element' for life on Earth, researchers say

A new study suggests that comets had a huge hand in helping life form on Earth, bringing integral elements such as phosphorus, "an essential element for life," to the planet.