A Giant Interstellar Cloud May Have Once Enveloped Earth, Potentially Causing Ice Ages
Astronomers suggest this cold, dense cloud compressed our sun’s protective field between two and three million years ago, leaving the Earth exposed to cosmic material
Ernest Shackleton’s Last Ship, Quest, Discovered Off the Coast of Canada
The famed explorer died of a heart attack aboard the ship near South Georgia Island in 1922, and it sank in the north Atlantic Ocean in 1962
Akira Endo, Biochemist Who Found a Way to Fight Heart Disease, Dies at 90
Endo’s research paved the way for the development of drugs to treat high cholesterol and reduce the risk of heart attacks or strokes
Meet the ‘Echidnapus,’ an Extinct Creature That Resembles Both the Echidna and Platypus of Today
The species is among three newly identified monotremes, or egg-laying mammals, discovered from fossils in Australia that are shedding light on the odd animals’ evolution
Endangered Wild Horses Return to Kazakhstan for the First Time in at Least 200 Years
The international effort, led by the Prague Zoo, released seven Przewalski’s horses to their native steppe habitat in central Asia
Scientists Release Largest Trove of Data on How Space Travel Affects the Human Body
A collection of 44 new studies, largely based on a short-duration tourist trip in 2021, provides insight into the health effects of traveling to space
See the Rare, 2,000-Pound Hoodwinker Sunfish That Washed Ashore in Oregon
The species was only described in 2017 after “hiding in plain sight” for nearly three centuries
African Elephants May Call Each Other by Name
In a new study, a computer model was able to identify the recipient of an elephant’s call more than a quarter of the time, which scientists say is significantly greater than chance
Astronomers Discover Water Frost on Mars’ Tallest Volcanoes
On early winter mornings, a thin layer of ice forms in craters atop the Red Planet’s towering peaks, near its equator, according to a new study
Don’t Call Wombats Heroes, but Their Burrows Do Provide Food, Water and Shelter for Other Animals
During Australia’s devastating bushfires in 2019 and 2020, misinformation spread about wombats welcoming animals into their underground homes—but a new study finds a kernel of truth in the viral story
Pineapple-Sized Hail Stone Falls in Texas—and It Might Set a New State Record
Veteran storm chaser Val Castor spotted the behemoth ice chunk in a ditch near Vigo Park in the Texas panhandle
William Anders, NASA Astronaut Who Captured Iconic ‘Earthrise’ Photograph, Dies at 90
The Apollo 8 lunar module pilot also served in the U.S. Air Force and worked extensively on nuclear energy projects
The Western U.S. Is Sweltering Under a ‘Heat Dome.’ What Does That Mean?
A stagnant high-pressure system over the region is trapping heat, exacerbating high temperatures and setting records
When Did Humans Domesticate Horses? Scientists Find Modern Lineage Has Origins 4,200 Years Ago
A new study suggests people in the Eurasian steppe bred horses around 2200 B.C.E., challenging earlier ideas about the beginnings of horse husbandry
Ancient Celtic Elites Inherited Wealth From Their Mothers’ Sides
A genetic analysis of opulent burial mounds in Germany sheds new light on how power passed through family lines
Man Infected With H5N2 Bird Flu in Mexico Dies. Here’s the Latest on the Virus
The strain is not the same one that has infected U.S. cows and three dairy farm workers, and officials say the risk to the general public remains low
More Than a Century Ago, Flamingos Disappeared From Florida. Now, They’re Coming Home
Likely transported by Hurricane Idalia last August, more than 100 of the pink birds were counted in a February census in the Sunshine State, where they are considered a native species
Archaeologists Discover Clues to Ancient Migration Route That Brought Humans to Australia
New research offers evidence that humans did not inhabit the island of Timor until around 44,000 years ago, suggesting it was not part of the original migration route from Southeast Asia to Australia
SpaceX’s Starship Lands Successfully for the First Time in a Test Flight
Three previous uncrewed test flights ended with Starship being destroyed, but both the booster and the spacecraft splashed down on the fourth try
These National Parks Are Hosting Astronomy Festivals in 2024
Get outside, ditch the light pollution and marvel at the cosmos on these protected public lands
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