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

Repeating fast radio bursts from space are mysterious. This one is even weirder

A version of this story appeared in CNN’s Wonder Theory newsletter. To get it in your inbox, sign up for free here. CNN — It’s a distinctly human trait to believe the impossible is a puzzle waiting to be solved. We’re driven to determine if “the truth is out there.” If we just had all … Read more

Telescopes reveal why Neptune is more blue than Uranus

Sign up for CNN’s Wonder Theory science newsletter. Explore the universe with news on fascinating discoveries, scientific advancements and more. CNN — Neptune and Uranus are so similar that scientists sometimes refer to the distant, icy planets as planetary twins. But these ice giants have one big difference: their color. New space and ground-based telescope … 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

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

Boeing makes third attempt to launch its Starliner capsule to the ISS

New York CNN Business — Boeing will try yet again Thursday to send the capsule it designed to ferry astronauts to and from the International Space Station on a successful, uncrewed test mission. After two prior attempts to complete such a mission failed, Boeing’s goal is to provide the spacecraft can dock with the orbiting … Read more

Key lawmaker warns at UFO hearing: ‘Unidentified aerial phenomena are a potential national security threat’

CNN — Key lawmakers warned at a House hearing on Tuesday that unidentified aerial phenomena – popularly known as UFOs – must be investigated and taken seriously as a potential threat to national security. The event marked the first congressional public hearing on UFOs in decadesa high-profile moment for a controversial topic that has long … Read more

House panel to hold highly anticipated public hearing on UFOs

CNN — A House panel is set to hold a public hearing on Tuesday on “unidentified aerial phenomena,” popularly known as UFOs, a high-profile moment for a controversial topic that has long been relegated to the fringes of public policy. The hearing, which is slated to begin at 9 am ET and will be livestreamed, … Read more

SpaceX on pace to shatter US launch records. Again

New York CNN Business — SpaceX has been on a tear in 2022, notching 18 rocket launches and two astronaut splashdowns in just the first 130 days of the year — an unprecedented pace for the company and the commercial launch industry. The latest is scheduled for Friday evening with the launch of 53 of … Read more

Total lunar eclipse 2022: Dazzling ‘blood moon’ captured in pictures

Sign up for CNN’s Wonder Theory science newsletter. Explore the universe with news on fascinating discoveries, scientific advancements and more. CNN — The moon glowed red on Sunday night and the early hours of Monday, after a total lunar eclipse that saw the sun, Earth and moon form a straight line in the night sky. … Read more