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Starship redeems itself in spectacular 10th test flight

After a series of explosive failures this year, SpaceX’s Starship saw spectacular success during its 10th flight test on August 26, 2025.

Will Triggs

August 27, 2025

Neanderthals and modern humans interbred 140,000 years ago

The fossil remains of a child, dated to 140,000 years ago, shows the earliest known evidence of breeding between Neanderthals and modern humans.

Shireen Gonzaga

August 26, 2025

Human evolution complexity revealed in new African fossils

Scientists are learning more about human evolution after discovering a new species of Australopithecus that lived contemporaneously with ancient humans.

Shireen Gonzaga

August 20, 2025

Did alcohol and evolution go hand in hand for humanity?

Alcohol and evolution: Eating alcohol-laden fruit might have helped early hominids socialize. Later, did making alcohol drive the rise of agriculture?

Dave Adalian

August 10, 2025

Why do we sleep? Study blames overloaded brain cells

Why do we sleep? University of Oxford researchers may have cracked the mystery: an electrical buildup within cellular components.

Dave Adalian

August 4, 2025

UFOs in Canada? Official new report

The Chief Science Advisor of Canada has released a new report about UFOs in Canada. It provides guidelines to standardize UAP reports for government agencies.

Paul Scott Anderson

August 1, 2025

Are dogs a good judge of character? New study says maybe not

Many people think their dogs are good judges of a person’s character, but new research indicates there is no evidence that dogs form opinions of people.

Shireen Gonzaga

July 25, 2025

What are hole-punch clouds, aka fallstreak holes?

Have you ever seen a fallstreak hole or hole-punch clouds? They're a type of cloud with a flat layer interrupted by a big hole, often with wisps at the center.

Editors of EarthSky

July 10, 2025