Scientists unearth the mystery of Easter Island’s Moai statues
Rapanui people likely believed the ancient monoliths helped food grow on the Polynesian island, study reveals.
Rapa Nui (or Easter Island, as it is commonly...
Second known interstellar object Borisov passes through our Solar System
Comet 2I/Borisov is only the second interstellar object known to have passed through our Solar System.
The Hubble Space Telescope has once again captured...
Earth was stressed even before dinosaur extinction
Earth was already experiencing carbon cycle instability before the asteroid impact that wiped out the dinosaurs, shows new study.
New evidence gleaned from Antarctic seashells...
Human-sized penguins ruled waters after dinosaurs died
What waddled on land but swam supremely in subtropical seas more than 60 million years ago, after the dinosaurs were wiped out on sea...
Breathing? Thank volcanoes, tectonics and bacteria
New study points to one cause for several mysteries linked to breathable oxygen.
Earth's breathable atmosphere is key for life, and a new study suggests...
NASA’s Parker probe traces solar wind to its source on sun’s surface
A year ago, NASA’s Parker Solar Probe flew closer to the sun than any satellite in history, collecting a spectacular trove of data from...
Scientists discover world’s oldest comma shrimp
Scientists have discovered the world’s oldest “comma” shrimp, a tiny crustacean shaped like its punctuation namesake.
The 90-million-year-old creature fills in a major evolutionary gap...
Did modern humans cause Neanderthal extinction?
Neanderthal extinction could have occurred without environmental pressure or competition with modern humans, new study suggests.
Small populations, inbreeding, and random demographic fluctuations could have...
Unique sled dogs helped the Inuit thrive in the North American Arctic
Inuit sled dogs have changed little since people migrated to the North American Arctic across the Bering Strait from Siberia with them, according to...
What are lost continents and why are we discovering so many
For most people, continents are Earth’s seven main large landmasses.
But geoscientists have a different take on this. They look at the type of rock...