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.....»»
Mars likely had cold and icy past, new study finds
The question of whether Mars ever supported life has captivated the imagination of scientists and the public for decades. Central to the discovery is gaining insight into the past climate of Earth's neighbor: Was the planet warm and wet, with seas an.....»»
Study finds pumpkin pathogen not evolving, which could make a difference for management
The pathogen that causes bacterial spot is very good at what it does. Forming small lesions on the rinds of pumpkins, melons, cucumbers, and other cucurbits, it mars the fruits' appearance and ushers in secondary pathogens that lead to rot and severe.....»»
Popcorn, the Ultimate Snack, May Have Truly Ancient Origins
Popcorn might be more than 6,000 years old, an anthropologist explains.....»»
DNA analyses show the plague may have caused the downfall of Stone Age farmers
Ancient DNA from bones and teeth hints at a role of the plague in Stone Age population collapse. Contrary to previous beliefs, the plague may have diminished Europe's populations long before the major plague outbreaks of the Middle Ages, new research.....»»
Australian amber has revealed "living fossils" traced back to Gondwana 42 million years ago
Amber is fossilized tree resin. Unlike traditional fossils found on land or in the sea, amber can preserve ancient life forms in incredible detail. It's often considered the "holy grail" of paleontology worldwide......»»
Archaeologists find ancient temple and theater in Peru
A team of archaeologists, led by Field Museum scientist Luis Muro Ynoñán, has unearthed the remains of what appears to be a four-thousand-year-old temple and theater in coastal Peru......»»
Archaeologists report earliest evidence for plant farming in east Africa
A trove of ancient plant remains excavated in Kenya helps explain the history of plant farming in equatorial eastern Africa, a region long thought to be important for early farming but where scant evidence from actual physical crops has been previous.....»»
How a global collaboration is helping protect biodiversity
Ask a 10-year-old to name some extinct animals and they can usually rattle off ancient species such as the Tasmanian Tiger, Woolly Mammoth and Dodo. Some may even be able to tell you what the animals used to look like without searching online......»»
This Ancient Technology Is Helping Millions Stay Cool
Cheap, low-energy evaporative cooling devices are keeping water, food, people, and even whole buildings cool across India......»»
Geochronological study analyzes the most ancient sedimentary levels at the Galería site
Isabel Hernando-Alonso, a researcher at the Centro Nacional de Investigación sobre la Evolución Humana (CENIEH), is the lead author of a geochronological study published in the journal Quaternary Geochronology, in which the electron spin resonance.....»»
From fields to policy: Conserving China"s agricultural heritage systems
Agricultural heritage systems, the custodians of ancient farming practices, face unprecedented challenges from climate change and urbanization. A recent study presents a detailed geographical analysis coupled with strategic management approaches to c.....»»
Crew of NASA"s earthbound simulated Mars habitat emerge after a year
The crew of a NASA mission to Mars emerged from their craft after a yearlong voyage that never left Earth......»»
Alaska’s top-heavy glaciers are approaching an irreversible tipping point
As the plateau of the icefield thins, ice and snow reserves at higher altitudes are lost. Enlarge / Taku Glacier is one of many that begin in the Juneau Icefield. (credit: Mauricio Handler / Getty Images) The melting of.....»»
Egalitarian oddity found in the Neolithic
Men, women, and immigrants all seemed to have similar dietary inputs. Enlarge / A skeleton found during 1950's excavations at the Barman site. (credit: Université de Genève) Did ancient people practice equality? While.....»»
Pongamia trees grow where citrus once flourished, offering renewable energy and plant-based protein
An ancient tree from India is now thriving in groves where citrus trees once flourished in Florida, and could help provide the nation with renewable energy......»»
Repurposed technology used to probe new regions of Mars" atmosphere
Using the repurposed equipment, a team including Imperial College London researchers have measured parts of the Martian atmosphere that were previously impossible to probe. This includes areas that can block radio signals if not properly accounted fo.....»»
Evidence shows ancient Saudi Arabia had complex and thriving communities, not struggling people in a barren land
To date, little has been known about people living in north-western Saudi Arabia during the Neolithic—the period traditionally defined by the shift to humans controlling food production and settling into communities with agriculture and domesticate.....»»
Ancient volcanic eruption not a catalyst for early Homo sapiens cultural innovations, researchers say
An international team of researchers from the Universities of Tübingen (Dr. Armando Falcucci), Siena, and Bologna analyzed the cultural remains left by groups of early Homo sapiens at Grotta di Castelcivita in southern Italy, dating back to before t.....»»
This crew is leaving their simulated ‘Martian’ habitat after 378 days
Four volunteers for a NASA experiment have spent more than a year confined to a simulated version of a Mars habitat -- and now they're being let out......»»
Engineers send 3D printer into space
Imagine a crew of astronauts headed to Mars. About 140 million miles away from Earth, they discover their spacecraft has a cracked O-ring. But instead of relying on a dwindling cache of spare parts, what if they could simply fabricate any part they n.....»»