Category Archives: CNN – World

Glaciers on Mars reveal the planet’s many ice ages

Glaciers that still exist on the surface of Mars are helping to tell the story of its past. The red planet experienced between six and 20 separate ice ages during the past 300 to 800 million years, a new analysis of glaciers on Mars has revealed. During the last ice age on Earth 20,000 years…MORE

A 99-million-year-old beetle shines light on the evolution of glowing insects

A 99-million-year-old beetle shines light on the evolution of glowing insects

Bioluminescent insects have long fascinated scientists, but little is known about how these animals got their light abilities. A 99-million-year-old beetle recently discovered by researchers, however, unlocks a piece of the evolutionary puzzle, according to a study published in The Royal Society journal. The beetle, known by its Latin name Cretophengodes, was found fossilized in…MORE

This fossil reveals how dinosaurs peed, pooped and had sex

This fossil reveals how dinosaurs peed, pooped and had sex

We know a lot about dinosaurs — what they looked like, what they ate and what killed them off — but no fossils have definitively preserved two dinosaurs in the act of mating. However, a fossil from China of a Psittacosaurus is so well preserved that the opening the Labrador-size dinosaur used to pee, poop…MORE

What Mars sounds like, and the rover’s welcome party

What Mars sounds like, and the rover’s welcome party

Mars is about to be a very busy place when three separate missions arrive at the red planet in February. One of those missions includes NASA’s Perseverance rover. When it lands, we’ll be able to hear the sounds of Mars for the first time, thanks to microphones riding on the rover. A new interactive experience…MORE