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‘Planet Killer’ asteroid will be one of the closest asteroids to plunge past planet Earth this year
The United Nations has designated June 30 as International Asteroid Day.
The Earth's inner core is 'backtracking' — here's how it might impact daily life
The wheel of time isn't turning like it used to.
Sex-crazed zombie cicadas on speed: Scientists track a bug-controlling super-sized fungus
With their bulging red eyes and their alien-like mating sound, periodical cicadas can seem scary and weird enough. But some of them really are sex-crazed zombies on speed, hijacked by...
'Not done yet!' Sun shoots out biggest solar flare in almost 2 decades -- just days after solar storms hit Earth
The sun produced its biggest flare in nearly two decades Tuesday, just days after severe solar storms pummeled Earth and created dazzling northern lights in unaccustomed places.
Rare solar storm to make northern lights visible to most of US: Here's how to see it
Prime time in the New York City area will be between 3 a.m. and sunrise on Saturday morning.
Reason Venus is so dry 'finally discovered'
The reason Venus is so dry has been discovered by scientists.
Russian spacecraft, US satellite nearly collided in shockingly close call that 'really scared' NASA
"We recently learned that the path ended up being less than 10 meters apart -- less than the distance of me to the front row," NASA deputy administrator Pam Melroy...
Our solar system could eventually die by being ground into dust as it is pulled into the sun
Our solar system could eventually die by being ground into dust as it is pulled into the Sun when it becomes a white dwarf, scientists believe.
Huge explosions from the sun may add a 'great show' to solar eclipse
The highly anticipated solar eclipse on Monday, April 8, might offer some extra fireworks.
A faster-spinning Earth may cause timekeepers to subtract 'negative leap second' in 2029
Earth’s changing spin is threatening to toy with our sense of time, clocks and computerized society in an unprecedented way — but only for a second.
Massive geomagnetic storm creates northern light displays throughout US
A massive geomagnetic storm is under way in the US -- caused by strong eruptions from the sun capable of disrupting America’s electrical grid and producing northern lights as far south as Alabama and northern California on Sunday...
Defunct 5,500-pound satellite hurtling toward Earth after decades in space
The European Space Agency's defunct 5,550 pound ERS-2 satellite is expected to break into pieces and disintegrate upon arrival, expected around 11 a.m. Wednesday morning.
Asteroid the size of the Empire State Building to buzz past Earth Friday
CAPE CANAVERAL, Fla. (AP) — Astronomers say an asteroid as big as a skyscraper will pass within 1.7 million miles of Earth on Friday. There's no chance of it hitting...
5 asteroids, including one the size of a sports stadium, expected to pass by Earth
An asteroid the size of a sports stadium is currently hurdling towards the Earth, and will be joined by four other celestial near-misses this week, with the largest expected to...
Secrets hiding behind a tree's 'age rings' explained
Expert reveals that 'pattern of large and small rings that commonly occur in a sequence of tree rings provides basis for tree-ring dating'
The first meteor shower of 2024 is tonight — here's how to get the best view
Shower in the new year early Thursday morning by watching the first wave of space rocks astonishingly pass the Earth for 2024.
First 360-degree cameras in space capture incredible images of Earth
The first 360-degree cameras sent to space have captured incredible, high-definition images of Earth like never before seen.
Biden jokes about nuclear football, calls Trump 'congressman' in gaffe-filled Colorado stop
President Biden bragged about how has the power to "blow up the world."
Earth receives message from 10 million miles away in historic breakthrough
How's this for a long-distance call?
Long-lost continent of Argoland found after 155M-year disappearance
The mystery of a landmass that broke from modern-day western Australia and drifted to sea has been solved after 155 million years.