See the massive solar flares the Sun spit out this week

NOAA and NASA spacecraft are constantly watching the Sun, recording solar events like these two powerful solar flares this weekend.

Man killed by lion after entering enclosure at zoo: 'The animal attacked'

A zoo guest who decided to climb a wall to enter a lion enclosure to apparently take a selfie was mauled to death by the animal Thursday, according to reports.

How NASA plans to study the sounds of the total solar eclipse

Eclipse watchers can help NASA study how the April total solar eclipse impacts wildlife and insects. The abrupt darkness can fool animals into thinking its dusk.

SpaceX launches 'Odysseus' lunar lander, aiming for historic US moon mission

SpaceX launched Intuitive Machines' Odysseus lunar lander on Thursday. The U.S. hasn't returned to the moon's surface in more than 50 years. Here’s when the touchdown attempt is planned.

These states have the most UFO sightings

Here's where people are reporting the most UFO sightings in the U.S., according to the National UFO Reporting Center.

ESA to use laser beams in space to study gravitational waves

During the LISA mission, three spacecraft will fly in formation, forming a triangle connected by laser beams to detect gravitational waves.

40 years ago, he became the first one-man spacecraft

Astronaut Bruce McCandless drifted away from the space shuttle and into history. The photo of his untethered spacewalk became one of the most iconic images of the decade.

Skyscraper-size asteroid expected to pass by Earth Friday

There’s no risk of it hitting our planet since it will pass seven times the distance from Earth to the moon.

Columbia space shuttle disaster was 21 years ago
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Thursday, Feb. 1, 2024 marks 21 years since the Columbia space shuttle disaster. The spacecraft broke apart as it re-entered the atmosphere over Texas and Louisiana in 2003, killing all seven crew members.

Guardians' home opener on collision course with solar eclipse in Cleveland

By the time the first pitch is thrown at the Guardians' home opener on April 8, fans will have seen something more unusual than a no-hitter, more rare than a perfect game and astronomically more exciting than an unassisted triple play.

Syphilis reaches 1950s levels in US, while other STD rates show mixed trends

The U.S. syphilis epidemic isn't abating, with the rate of infectious cases rising 9% in 2022, according to a new federal government report on sexually transmitted diseases in adults.