Sascha Pare

Rodent bones from archaeological settlements and shipwrecks in North America reveal that brown rats were introduced earlier than thought and came to dominate black rats within a few decades.

Laboratory results for a helium reservoir discovered in northern Minnesota suggest concentrations of the sought-after gas are the highest the industry has ever seen.

The final liftoff of a United Launch Alliance Delta IV Heavy rocket was postponed indefinitely following a last-minute nitrogen issue.

Rescuers have been trying to coax a 2-year-old orca from a lagoon off Vancouver Island and back to the ocean for five days, but they only have a 30-minute window every day when waters are high.

A man developed symptoms of fever earlier this month and tested positive for highly pathogenic avian influenza.

Unpasteurized milk samples and throat and nose swabs from cows on U.S. dairy farms have tested positive for bird flu, marking the second known cases in ruminants in the U.S.

An object that slammed into Mars roughly 2.3 million years ago created 2 billion smaller craters around the main Corinto impact crater, near the Red Planet's equator.

Intuitive Machines' Odysseus lander has failed to awaken following its plunge into lunar night, despite the spacecraft's solar panels now receiving enough sunlight to ostensibly power its radio.

A giant layer of pumice and ash found buried underwater in the Santorini caldera indicates an eruption in A.D. 726 was much bigger than previously thought.

A modeling study suggests a slumbering subduction zone below the Gibraltar Strait is active and could break into the Atlantic Ocean in 20 million years' time, giving birth to an Atlantic "Ring of Fire."

A study conducted on two snake farms has found that breeding pythons for meat is more energy and resource-efficient than current livestock production, offering a viable protein alternative.

A bird photographer in Michigan has captured dramatic footage of the moment a red-headed woodpecker found a starling in its tree trunk nest and evicted it by yanking it out.

Global life expectancy had been on the rise since 1950, but this historical trend was reversed between 2019 and 2021, at the height of the COVID-19 pandemic.

Archaeologists in southern Germany have unearthed the skeletons of 1,000 plague victims from eight pits, forming what could be the largest mass grave ever excavated in Europe.

Male Patagonian maras follow females wherever they go and rub poop on the ground around them to deter rival males.

Researchers have discovered a fossil forest with small, palm-like trees and arthropod tracks dating back to the Middle Devonian.

Experts have confirmed that a sword pulled from a river in Oxfordshire at the end of last year is an "archaeologically rare" Viking weapon dating to between A.D. 850 and 975.

Researchers have discovered a large gas reservoir boasting extremely high concentrations of helium that could boost a dwindling global supply in Minnesota's Iron Range.

Scientists at the company Colossal Biosciences have derived induced pluripotent stem cells from elephants, which they say could boost efforts to resurrect woolly mammoths.

Archaeologists have unearthed human remains thought to date to the 14th or 15th century in a newly discovered cemetery that likely belonged to a demolished medieval abbey in Northern Ireland.

Icelandic authorities have advised residents and employees in Grindavík against staying in the town as the risk of a new eruption and of cracks opening up increases.

Photographs taken off Maui, Hawaii, show the first documented case of a male humpback whale sexually penetrating another male, with the latter appearing injured and covered in parasites.

A new study explores the possibility of removing water from the air before it enters the stratosphere, where water vapor acts as a greenhouse gas, to mitigate the effects of climate change.

The Kikai-Akahoya eruption — the largest volcanic explosion in recorded history — ejected more than 80 cubic miles of volcanic rock and ash off the southwestern coast of Japan 7,300 years ago.

Magma accumulating beneath Svartsengi has reached levels recorded on the eve of previous volcanic eruptions and could burst out imminently, according to the Icelandic Met Office.