Unexpected element found in atmosphere of hot exoplanets

Sign up for CNN’s Wonder Theory science newsletter. Explore the universe with news on fascinating discoveries, scientific advancements and more. CNN — Astronomers have spotted an unexpected chemical element high within the atmosphere of two sizzling exoplanets where liquid iron and gems rain down from the skies. The two exoplanets, which orbit separate stars beyond … Read more

A 4-Billion-Year-Old Piece of Earth’s Crust Has Been Identified Beneath Australia

Scientists can use various clues to figure out what’s under Earth’s surface without actually having to do any digging – including firing super-fine lasers thinner than a human hair at minerals found in beach sand. This technique has been used in a new study that points to a 4-billion-year-old piece of Earth’s crust about the … Read more

A Disturbing Shift Has Affected Earth’s Delicate Energy Balance, Scientists Report

Our living planet is unique among all we’ve been able to explore in the Universe so far. From our axial tilt preventing too many temperature extremesto our goldilocks area position, life on Earth depends on many finely balanced, interwoven cycles that come together to produce the exact circumstances we need to thrive. One of these … Read more

Scientists Found Never-Before-Seen Crystals in Dust From The Chelyabinsk Meteorite

Researchers have discovered never-before-seen types of crystal hidden in tiny grains of perfectly preserved meteorite dust. The dust was left behind by a massive space rock that exploded over Chelyabinsk, Russia, nine years ago. On 15 Feb 2013, yr asteroid measuring 59 feet (18 meters) across and weighing 12,125 tons (11,000 metric tons) entered Earth‘s … Read more

A Giant Sunspot Doubled in Size in 24 Hours, And It’s Pointing Right at Earth

A gigantic sunspot has swelled to twice Earth’s size, doubling its diameter in 24 hours, and it’s pointed right at us. The sunspot, called AR3038, grew to 2.5 times Earth‘s size – making the sunspot roughly 19,800 miles, or 31,900 kilometers, in diameter – from Sunday (June 19) to Monday night (June 20), according to … Read more

NASA Says a Tiny Space Rock Has Impacted The James Webb Space Telescope

In its new home far from Earth, the James Webb Space Telescope maybe isn’t quite as alone as it seems. The pocket of space occupied by the telescope isn’t a total vacuum – and now the inevitable has happened, with a tiny piece of rock, a micrometeorite, colliding with one of Webb’s mirror segments. But … Read more

Tau Herculids meteor shower puts on a ‘decent’ display

Sign up for CNN’s Wonder Theory science newsletter. Explore the universe with news on fascinating discoveries, scientific advancements and more. CNN — Some lucky night sky watchers caught a glimpse of a brand new meteor shower on Monday night, as Earth passed through the debris trail of a crumbling comet. The meteor shower peaked around … Read more

The Source of The World’s Most Active Volcano Might Finally Be Pinpointed

The Kīlauea volcano in Hawaii is said to be the world’s most active volcano, and yet we still don’t really know how it was born. New research suggests the original womb of magma lies more than 90 kilometers beneath the hotspot. While previous studies have found two shallow chambers of magma beneath Kīlauea, they weren’t … Read more

Tau Herculids meteor shower may light up night sky over North America

Sign up for CNN’s Wonder Theory science newsletter. Explore the universe with news on fascinating discoveries, scientific advancements and more. CNN — Earth is expected to pass through the debris trail of a broken comet on Monday night and early Tuesday morning. It could result in a brand new meteor shower. Night sky watchers in … Read more

NASA’s Voyager 1 Is Sending Back Mysterious Data From Beyond Our Solar System

NASA’s Voyager 1 is continuing its journey beyond our Solar System, 45 years after it was launched. But now the veteran spacecraft is sending back strange data, puzzling its engineers. NASA said on Wednesday that while the probe is still operating properly, readouts from its attitude articulation and control system – AACS for short – … Read more