Satellite data show 30% drop in air pollution over northeast U.S.

Satellite data show drop in air pollution over the major metropolitan areas of the U. S. Northeast.

A rainforest in Antarctica during the age of dinosaurs

A temperate rainforest once flourished in Western Antarctica, just 560 miles from the South Pole, 90 million years ago.

Indonesia’s Anak Krakatau volcano is erupting

Anak Krakatau (Child of Krakatau) volcano began erupting last night - Friday, April 10, 2020 - according to clocks in Indonesia. The eruption is not thought to be major, although it's the longest eruption since 2018. Webcams and satellites caught its awesome beauty.

A rare ozone hole is open over the Arctic

Since March 14, ozone over Earth's Arctic has decreased to what's normally considered ‘ozone hole levels.' Scientists expect this year's Arctic hole - the largest ever seen over the Arctic - to close again around mid-April 2020.

Why did Ecuador’s tallest waterfall stop flowing?

With water dropping 150 meters (490 feet) through a thick patch of cloud forest, San Rafael Waterfall was one of Ecuador's most captivating landscapes and attracted tens of thousands of visitors per year. But on February 2, the water stopped flowing.

International team discovers 3 new species of flying reptiles

The new fossil discoveries provide clues about flying, spike-toothed reptiles that lived in the Sahara 100 million years ago.

Was this the ancestor of all animals?

Geologists say the worm-like creature - about the size of a grain of rice - is the 1st ancestor on the family tree that contains most animals today, including humans.

Ancient 4-limbed fish reveals origin of human hand

The origin of digits in land vertebrates is hotly debated, but a new study suggests that human hands likely evolved from the fins of Elpistostege, a fish that lived more than 380 million years ago.

Wonderchicken fossil casts new light on bird evolution

The oldest known bird fossil, from the age of dinosaurs, has skull features similar to modern chickens. The scientists who found it have nicknamed it "Wonderchicken." It's providing valuable insights into the evolution of birds.

Cheery thoughts for a scary time

Some astronomy thoughts to distract you from quarantine life under the coronavirus plague, from Guy Ottewell.