This sure looks like the movements of a glacier across ancient Mars
It is a scientific certainty that Mars was once a much different place, with a denser atmosphere, warmer temperatures, and where water once flowed. Evidence of this past is preserved in countless surface features, ranging from river channels and allu.....»»
Designs on ancient stone cylinders correspond to origin of writing in Mesopotamia, researchers discover
The origins of writing in Mesopotamia lie in the images imprinted by ancient cylinder seals on clay tablets and other artifacts. A research group from the University of Bologna has identified a series of correlations between the designs engraved on t.....»»
Portal to the past: Geologist identifies metamorphic rock as a crucial feature of the ancient Earth"s carbon cycle
If Earth's history were a calendar year, humans would not appear until the last few minutes before midnight on Dec. 31. During the Proterozoic Eon—2.5 billion years to 543 million years ago—the sun was still a young star, much dimmer than today,.....»»
Fingerprints on ancient terracotta figurines show men, women and children worked on figurines
A recent preliminary study by Ph.D. student Leonie Hoff of the University of Oxford, published in the Oxford Journal of Archaeology, provides insight into how ancient fingerprints left on terracotta figurines reveal the age and sex of their makers......»»
Ancient mud reveals Australia"s burning history over the past 130,000 years—and a way forward in current fire crisis
Increased land management by Aboriginal people in southeastern Australia around 6,000 years ago cut forest shrub cover in half, according to our new study published in Science of fossil pollen trapped in ancient mud......»»
Scientists detect traces of an ancient Mayan city in southern Mexico using laser-sensor technology
Archaeologists using laser-sensing technology have detected what may be an ancient Mayan city cloaked by jungle in southern Mexico, authorities said Wednesday......»»
"Doomsday" Antarctic glacier melting faster than expected, fueling calls for geoengineering
New studies about the Thwaites Glacier, also called the "Doomsday Glacier," have sparked a conversation about geoengineering as a climate change solution......»»
"Alien signal" sent from Mars decoded by father-daughter team
"Alien signal" sent from Mars decoded by father-daughter team.....»»
Better understanding of Indigenous cultural burning may lead to improved forest management in Australia
Ancient cultural burning practices carried out by Indigenous Australians limited fuel availability and prevented high intensity fires in southeastern Australia for thousands of years, according to new research from The Australian National University.....»»
Watch NASA’s Mars video of a ‘googly eye’ during solar eclipse
NASA's Perseverance rover has captured remarkable footage of Mars' phobos moon during a recent solar eclipse on the red planet......»»
Ancient Mayan city discovered via page 16 of Google search results
Who ever goes beyond page one of Google search results? Well, Luke Auld-Thomas did, and it led to the discovery of a lost city......»»
We now know the secret to why Roman concrete lasts thousands of years
Ancient Rome was full of master builders and engineers. The fruits of their labors can still be seen in the aqueducts they built—which still function … The post We now know the secret to why Roman concrete lasts thousands of years appeared fi.....»»
A remarkable fossil assemblage gets a new interpretation
A team of paleontologists recently discovered that an ancient seascape known for its diverse assemblage of exceptionally preserved fossils represents an unexpected oceanic setting, placing the fossils in an environmental context that is dramatically.....»»
Haunting whispers from the Martian landscape make for a spooky "soliday"
The Perseverance rover lurks in the quiet, cold, desolate landscape of Jezero crater on Mars, a place masked in shadows and haunted by past mysteries. Built to endure the planet's harsh conditions, Perseverance braves the thin atmosphere and extreme.....»»
This ancient tadpole fossil is the oldest ever discovered
Scientists have discovered the oldest-known fossil of a giant tadpole that wriggled around over 160 million years ago......»»
How life began on Earth: Model suggests ancient Earth had organic-rich atmosphere
The key to unlocking the secrets of distant planets starts right here on Earth. Researchers at Tohoku University, the University of Tokyo, and Hokkaido University have developed a model that considers various atmospheric chemical reactions to estimat.....»»
How life began on Earth: Modeling the ancient atmosphere
The key to unlocking the secrets of distant planets starts right here on Earth. Researchers at Tohoku University, the University of Tokyo, and Hokkaido University have developed a model that considers various atmospheric chemical reactions to estimat.....»»
A Lost Mayan City Has Been Found With Laser Mapping
Archaeologists have revealed an ancient lost Mayan city using advanced laser mapping technology, unearthing monumental structures such as pyramids and plazas. Named Valeriana, the city is believed to have been founded before 150 AD......»»
Volcanic "cryptic carbon" emissions may be a hidden driver of Earth"s past climate
An international team of geoscientists led by a volcanologist at Rutgers University-New Brunswick has discovered that, contrary to present scientific understanding, ancient volcanoes continued to spew carbon dioxide into the atmosphere from deep with.....»»
Follow Mars rover’s 18-mile trip in NASA’s animated route map
NASA has shared a fascinating animation featuring the journey taken by the Perseverance rover on Mars since its arrival there more than four years ago......»»
Mars may have been habitable much more recently than thought
Evidence suggests Mars could very well have been teeming with life billions of years ago. Now cold, dry, and stripped of what was once a potentially protective magnetic field, the red planet is a kind of forensic scene for scientists investigating wh.....»»