Posts by 

Shireen Gonzaga

Hoofed animals’ earliest ancestor discovered in Colorado

A new ancient mammal species, that lived 65 million years ago, is thought to be the earliest known ancestor of hoofed animals like deer, pigs, and horses.
Human World

Liujiang skeleton re-dates earliest Homo sapiens in China

The Liujiang skeleton, a significant fossil in understanding early modern humans in East Asia, has been aged at 33,000 to 23,000 years old.
Earth

Oldest evidence of Earth’s magnetic field in Greenland rocks

The oldest signatures of Earth’s magnetic field, from 3.7 billion years ago, were found in rocks from Greenland's Isua Supracrustal Belt region.

Beta Centauri is one of the Southern Pointer Stars

Beta Centauri isn’t as famous as Alpha Centauri, but together, these brilliant Southern Hemisphere stars have inspired legends and guided mariners.

Meet the Crab Nebula, remnant of an exploding star

The Crab Nebula, the scattered fragments of a supernova, or exploding star, was observed by earthly skywatchers in the year 1054.

Audubon Christmas Bird Count signup has begun

The Audubon Christmas Bird Count, held each winter, is one of the longest-running community science projects. You can help collect important data about birds.

Delta Cephei helps measure cosmic distances

Delta Cephei is an inconspicuous variable star in the northern constellation Cepheus the King. This star helps establish the cosmic distance scale.

Alderamin, or Alpha Cephei, is a fast-spinning star

Meet Alpha Cephei, in the constellation Cepheus the King. It’s spinning so fast that it appears like a slightly flattened beach ball.

61 Cygni – a double star – is nicknamed Flying Star

Compared to other stars, 61 Cygni moves quite rapidly against the background of more distant stars, revealing its proximity to Earth.

The Scorpion’s Crown and its stellar neighborhood

Bright red Antares, and the 3 stars of the Scorpion's Crown, belong to a young group of stars called the Scorpius-Centaurus Association.