Meteor showers return to the skies over San Leandro in April, providing hours of nighttime enjoyment as spring temperatures ...

Highlights are the full pink moon, shooting stars with long-lasting glowing trains, and distant galaxies in a Hubble night ...

New technologies today often involve electronic devices that are smaller and smarter than before. During the Middle Paleolithic, when Neanderthals were modern humans' neighbors, new technologies meant ...

After the Great Pyramids of Giza were finished, the next pharaoh was interred in an unusual and distant structure.

Scientists have debated where Prototaxites belong in the tree of life for over a century, but now a new study suggests it ...

T Coronae Borealis (T CrB), also known as the Blaze Star, is a binary star system located 3,000 light-years from Earth. It ...

Ancient Greek theories on the Milky Way galaxy ranged from mythology to science, with ideas from Democritus, Aristotle and the Pythagoreans.

Bradley says stargazing is a way to honor the ancestral knowledge that Hawaiians have used for centuries to navigate the ...

The clearest and most precise images yet of the universe in its infancy—the earliest cosmic time accessible to humans—have ...

"Our data indicates that the Universe will expand forever, and at an accelerating rate," said Sehgal, who analyzed data ...

"We can see, for the first time, rings of dust surrounding protoplanets made visible by the bright starlight reflecting off ...

Curious Kids is a series for children of all ages. If you have a question you’d like an expert to answer, send it to ...