Mindy Weisberger
Latest articles by Mindy Weisberger
50 million tons of water vapor from Tonga's eruption could warm Earth for years
By Mindy Weisberger last updated
The explosive Hunga Tonga-Hunga Ha'apai volcanic event spewed so much moisture that it increased the global average of atmospheric water vapor by 5%.
41,000 years ago, auroras blazed near the equator
By Mindy Weisberger last updated
A geomagnetic event around 41,000 years ago sent the aurora wandering for centuries, as far south as the equator.
Earth's magnetic field changes 10 times faster than once thought
By Mindy Weisberger last updated
Directional changes in Earth's magnetic field happen far more rapidly than previous calculations suggested, according to new simulations.
Earth's magnetic field flipped 42,000 years ago, creating a climate 'disaster'
By Mindy Weisberger last updated
Earth's last magnetic flip 42,000 years brought environmental change and extinctions. Could that happen now?
Humanity faces 'grave and mounting threat' of climate change — unless we act, IPCC report reveals
By Mindy Weisberger last updated
Humans are reeling under climate disruption, and there's worse to come, scientists warn in the latest UN climate assessment.
Were Alien Secrets Hidden in Roswell and Area 51? 'Project Blue Book' UFO Hunters Investigate.
By Mindy Weisberger last updated
A search for the truth behind UFO sightings leads to the discovery of government cover-ups.
Siege of top-secret Area 51 began as a joke. Officials prepared to use deadly force in response.
By Mindy Weisberger last updated
UFO enthusiasts who rallied in 2019 to invade Area 51 may have been joking about "storming" the base. But law enforcement officials took the idea very, very seriously.
Physicists Model Electrons in Unprecedented Detail — Spoiler Alert: They're Round
By Mindy Weisberger last updated
Electrons are extremely round, and some physicists will not be pleased about it.
'Frozen in place' fossils reveal dinosaur-killing asteroid struck in spring
By Mindy Weisberger published
Clues to the season of impact lingered in delicate fish fossils.
Could the moon ever be pushed from orbit like in 'Moonfall'?
By Mindy Weisberger last updated
What would it take to dislodge the moon from its orbit and send it on a collision course with Earth?
'Cosmic monster' star spits energy with the force of a billion suns
By Mindy Weisberger last updated
Scientists just collected the first measurements of violent eruptions in extremely dense magnetic stars called magnetars.
Darkness caused by dino-killing asteroid snuffed out life on Earth in 9 months
By Mindy Weisberger published
After an asteroid struck at the end of the Cretaceous period, debris from wildfires filled the atmosphere and blocked sunlight across Earth, causing ecosystem collapse and extinctions.
Antarctica's 'Doomsday Glacier' could meet its doom within 3 years
By Mindy Weisberger published
Thwaites Glacier is roughly the size of Florida, and holds enough ice to raise sea levels over two feet. New research shows that the collapse of its ice shelf may be just a few years away.
An asteroid barely missed Earth last week, and no one knew it was coming
By Mindy Weisberger published
Asteroid 2021 UA1, a space rock about the size of a refrigerator, made a surprise appearance when it recently flew past Earth.
Meteorite crash-lands in woman's bed in Canada
By Mindy Weisberger last updated
A meteorite that landed in British Columbia crashed through a roof and narrowly missed hitting a woman who was asleep in her bed at the time.
William Shatner 'AI' will chat with you about the 'Star Trek' actor's life
By Mindy Weisberger published
Conversational video technology enables AI-powered back-and-forth between viewers and prerecorded responses.
Human influence on global warming is 'unequivocal,' UN report says
By Mindy Weisberger published
Hundreds of scientists with a UN panel reviewed more than 14,000 studies documenting climate change evidence, to create a new report for policymakers worldwide.
This hurricane season will be even more active than previously predicted, NOAA says
By Mindy Weisberger published
Storm formation during the 2021 Atlantic hurricane season will be higher than previously predicted, according to an update by NOAA scientists.
Slowdown of Earth's spin caused an oxygen surge
By Mindy Weisberger published
Billions of years ago, a slowdown in Earth's rotation period lengthened days and offered photosynthesizing bacteria the chance to release more oxygen, transforming the planet.
'Alien abduction' stories may come from lucid dreaming, study hints
By Mindy Weisberger published
People have described extraterrestrial encounters that take place in a dreamlike state, and experiments suggest that such experiences may be lucid dreams.
'Last Ice Area' in the Arctic may not survive climate change
By Mindy Weisberger published
In the chilly Arctic, a long-frozen region is a critical refuge for wildlife that depends on ice. But the so-called Last Ice Area could melt away as Earth warms.
Most Americans think intelligent aliens exist, and half think they have visited Earth
By Mindy Weisberger published
A new survey reveals that most Americans believe in intelligent extraterrestrial life and do not feel threatened by the appearance of UFOs.
Plasma wind tunnel annihilates satellite model in atmospheric reentry test
By Mindy Weisberger published
Satellite parts that melt away during reentry reduce the risk of space debris impacts on Earth, a new video demonstrates.
Get the Space.com Newsletter
Breaking space news, the latest updates on rocket launches, skywatching events and more!