Stephanie Pappas
Live Science
Denver, CO, United States
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Past articles by Stephanie:
Hot weather could boost aggression — but only in certain conditions
Under some circumstances, people may become more aggressive when they're overheated. But other decision-making doesn't seem to be affected. → Read More
The 'man in the moon' may be hundreds of millions of years older than we thought
Much of the moon's surface is 200 million years older than previously estimated, a new analysis suggests. → Read More
Swirls of liquid iron may be trapped inside Earth's 'solid' core
Though Earth's innermost core is solid, new research suggests that it hosts a lot of variation. → Read More
This collapsed star is turning into an gigantic diamond before our eyes
Scientists have found a white dwarf that is cooling and crystallizing into a giant diamond. → Read More
Flare of light brighter than a trillion suns reveals location of rare double black hole galaxy
Brilliant new signals from a far-off galaxy confirm that the system is anchored by a pair of black holes locked in a daring dance. → Read More
Siberia's 'gateway to the underworld' megaslump is revealing 650,000 year-old secrets from its permafrost
The permafrost inside the Batagay crater is the second-oldest ever found on Earth and scientists are using it to reconstruct the planet's ancient climate. → Read More
Repeated signals from the center of the Milky Way could be aliens saying hello, new study claims
A new search for extraterrestrial life has scientists looking inward — toward the center of our galaxy. → Read More
'Planet killer' asteroids pose no threat to Earth for at least 1,000 years — but smaller rocks could still be a problem
The risk of a kilometer-scale asteroid hitting Earth in the next millennium is really low. Phew. → Read More
A man's rare gene variant may have shielded him from devastating form of early Alzheimer's
The discovery of a gene variant that protects against an early, insidious form of Alzheimer's could lead to new treatments for the disease. → Read More
Alien-like comb jellies have a nervous system like nothing ever seen before
Strange sea creatures called ctenophores have a fused nerve net where scientists expected to see synapses. Did they evolve their nervous system separately from other animals? → Read More
Rock that crashed through New Jersey home may be 5 billion-year-old chunk of Halley's Comet
An apparent meteorite crashed into a bedroom in Hopewell Township, New Jersey, on Monday (May 8). A scientific analysis is pending. → Read More
1st draft of a human 'pangenome' published, adding millions of 'building blocks' to the human reference genome
A new version of the human reference genome incorporates genetic data from 47 individuals from around the globe, deepening scientists' view into how genes work. → Read More
4 of Uranus' biggest moons have secret, underground oceans, new study suggests
A reanalysis of Voyager data suggests that four of Uranus moons may have oceans tucked between their cores and icy crusts. → Read More
'Leaking' cell phone towers could lead aliens straight to Earth, new study suggests
Advanced alien civilizations could probably already tell that there's intelligent life on Earth, thanks to our cell phone towers. → Read More
Giant phallus-shaped iceberg floating in Conception Bay surprises residents of Dildo, Canada
A phallus-shaped iceberg hovered off the coast of Dildo, Newfoundland in Conception Bay before collapsing. → Read More
Surges of activity in the dying human brain could hint at fleeting conscious experiences
An increase in a certain kind of high-frequency wave in dying brains might be associated with last-minute conscious experiences, but scientists don't know for sure. → Read More
China finally admits its hibernating Mars rover may never wake up
The Zhurong Mars rover never woke up from a planned hibernation, and the head of the mission team has now revealed why. → Read More
Scientists find weird holes on the ocean floor spewing ancient fluids 'like a fire hose'
Understanding the movement of fluids in the Cascadia subduction zone can help researchers pinpoint the risk of earthquakes → Read More
AI's 'unsettling' rollout is exposing its flaws. How concerned should we be?
AI isn't close to becoming sentient, but it could be disruptive anyway. → Read More
Watch the full 'Worm Moon' wriggle into the sky on March 7
The March full moon is known as the Worm Moon. It will be at its fullest at 7:40 a.m. EST on March 7, 2023. → Read More