Rarely seen orange auroras, which technically shouldn't exist, were recently photographed in the sky above Scotland after an explosive solar storm smashed into Earth.
Why does ice float in water, instead of sinking to the bottom? It has to do with water's density and molecular structure.
Among people on HIV meds, young children are the likeliest to die, often due to late diagnosis or treatment interruptions.
Malaria cases rose in 2022, in part due to climate change-related extreme weather events.
The site is part of a royal compound that archaeologists think may have been overseen by King Raedwald.
A weird phenomenon in which electricity flows like water was spotted in a nanowire made of "strange metal" — a bizarre metal phase that has stumped physicists for 40 years.
The massive planet LHS 3154b orbits a star much smaller than Earth's sun, and its discovery could upend everything we think we know about how solar systems form.
People with tinnitus may be wrongly classed as having "normal hearing" because standard tests don't detect the condition's true cause, a new study suggests.
A sample from the asteroid Bennu, collected by the OSIRIS-REx mission, has arrived at London's Natural History Museum for analysis. Scientists are optimistic that it could contain the seeds of life.
The penguins accrue 11 hours of cumulative sleep a day from a bizarre adaptation that enables them to doze as they guard their nests.
An AI model found that 28% of non-smokers are at high risk of developing lung cancer, with 2.9% of high-risk individuals developing the disease within six years.
De Winton's golden mole, last sighted in 1937, has been found alive swimming through sand dunes in South Africa after an extensive search for the elusive species.
After months of meticulous planning, NASA's Odyssey Orbiter finally captured a unique view of the Red Planet's horizon, which is similar to what future Martian astronauts might see.
A recent solar explosion that almost reached "X-class" status has hurled a massive coronal mass ejection toward Earth, which will likely hit our planet and trigger a geomagnetic storm on Dec. 1.
With the solar cycle set to peak earlier than predicted, the sun's corona should look its spectacular spiky best for April 8's total solar eclipse.
Footage of a kangaroo attempting to drown a dog in a river in Australia went viral online, but this isn't the first time a marsupial has pulled this trick.
World AIDS Day Experts have laid out a road map to ending the AIDS epidemic by 2030. Is it possible?
An underwater volcano that gave birth to a new island off Japan's Iwo Jima island has erupted again, sending huge plumes of ash and smoke into the sky in footage released by Japan's Coast Guard.
Earth will become too hot to handle in a billion years. There's a (very) remote chance a passing star could save us by knocking our planet back into the habitable zone.