Posts by 

Shireen Gonzaga

Human World

Oldest known rock art in the world found in Indonesian cave

Scientists discovered the oldest known rock art in a cave on an island off Sulawesi, Indonesia, dated to 67,800 years old.
Earth

New clues to woolly rhino extinction found in wolf’s stomach

Scientists found woolly rhino tissue in a 14,400-year-old frozen wolf’s stomach. Genomics suggest these rhinos went extinct rapidly.

Meet the Crab Nebula, remnant of an exploding star

The Crab Nebula is visible with binoculars or small telescopes. Scan near bright stars in Taurus to spot this expanding stellar remnant.
Earth

Here’s why human hobbits became extinct 50,000 years ago

Homo floresiensis, a small-statured human species known as Flores’ human hobbits, became extinct 50,000 years ago due to prolonged drought and climate change.
Earth

Scientists extract ancient air from rock-salt time capsule

Scientists extracted ancient air from 1.4-billion-year-old halite crystals. It contained higher atmospheric oxygen and carbon dioxide levels than expected.
Earth

Fledgling seabirds in Hawaii are easy prey for tiger sharks

When seabirds fledge at an atoll in northwestern Hawaii, tiger sharks move in to prey on the fledgling seabirds, disrupting shark populations in the area.
Earth

These giant sea reptiles lived in freshwater rivers, too

Scientists thought mosasaurs - giant sea reptiles - lived in oceans. But the discovery of fossils in North Dakota shows they may also have lived in freshwater.
Earth

New fairy lantern plant discovered at popular Malaysian park

Scientists have discovered an exquisite new species of fairy lantern - called Thismia selangorensis - at a park near Kuala Lumpur, Malaysia.

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.
Human World

Most dogs still have a little wolf in them

Scientists found that many dog breeds have some wolf DNA added after wolves were 1st domesticated into dogs about 20,000 years ago.