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The Debrief is a news site covering science, tech, and defense news, with an eye for the cutting edge technology of tomorrow. Science, Tech and Defense for the Rebelliously Curious.
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Scientists Used Lasers and Citizen Scientists to Find a “Lost World” of Giant Trees
3+ week, 21+ hour ago (297+ words) After ten years of fieldwork in Taiwan’s remote mountain regions, researchers have identified an 84.1-meter (276-foot) Taiwania fir, now recognized as the tallest tree documented in East Asia. The team also found dense forests containing dozens of giant Taiwania firs,…...
900-Year-Old DNA Reveals Cacao Reached Ancient Georgia, Rewriting Chocolate’s History in North America
1+ week, 3+ day ago (684+ words) Nine centuries ago, people gathered at what is today recognized as the Etowah Indian Mounds site, located roughly 40 miles northwest of Atlanta, Georgia, for enormous community feasts. They ate, drank, and eventually discarded broken pottery into pits that would become…...
A Neanderthal Gene May Be Making Some Modern Humans Bigger and More Muscular
4+ week, 19+ hour ago (510+ words) Some modern humans may owe their larger body size and greater muscle mass in part to a growth hormone receptor inherited from Neanderthals, according to new research. Scientists say the genetic variant was passed to our ancestors through interbreeding between…...
Hidden in Medieval Texts for Centuries, New Genetic Evidence of an Ancient Killer Has Surfaced
5+ day, 20+ hour ago (446+ words) The story of a Medieval European plague is coming into focus through historic manuscripts, but not in the way you might think. Instead of providing mere historical accounts, the animal skins from which these Medieval volumes are constructed provide genetic…...
A New Discovery at Göbekli Tepe Could Reshape Our Understanding of One of the Ancient World’s Most Perplexing Sites
3+ week, 21+ hour ago (391+ words) The enigmatic Neolithic site of Göbekli Tepe in Turkey, home to some of the world’s earliest advanced megalithic construction and sophisticated symbolic art, continues to surprise archaeologists. Since the discovery of megalithic features during excavations at the site led by…...
Scientists Say the “Lizard Brain” Is a Myth, But the Truth About How Our Brains Evolved May Be Even Stranger
2+ day, 19+ hour ago (1390+ words) One of the most popular explanations of human behavior has been that somewhere beneath our rational mind lurks an ancient “lizard brain”—a primitive evolutionary holdover responsible for instinct, emotion, fear, and aggression. There is just one problem. Neuroscientists have…...
Something Sparked a Technological Revolution in China 146,000 Years Ago—Archaeologists Have Now Linked It to a Mysterious Extinct Human Species
3+ week, 6+ day ago (853+ words) During the harsh conditions that prevailed in ice age China 146,000 years ago, a remarkable survival strategy was being developed by early humans—something that led to one of the region’s earliest technological revolutions. In a series of recent discoveries at…...
4,000-Year-Old Tomb of Ancient Egyptian ‘Keeper of the Secrets’ Discovered at Saqqara
5+ day, 20+ hour ago (587+ words) More than 4,000 years ago, an Egyptian official named Sekhentiu-Ptah held a collection of titles that placed him remarkably close to royal power. He oversaw the king’s works and documents, supervised scribes, and even served as the “Keeper of the Secrets…...
A Mysterious 45,000-Year-Old Seafloor Discovery Reveals New Evidence Denisovans Were Extremely Large??
4+ week, 1+ day ago (863+ words) Mysterious human bones dredged from the seafloor between Taiwan and the Penghu Islands several years ago are providing new insights into the appearance—and the large size—of one of the last ancient human relatives to share the planet with…...
Archaeologists Unearth 6,500-Year-Old ‘Sun and Moon’ Ritual Center That Predates Stonehenge by 1,000 Years
2+ week, 3+ day ago (716+ words) A University of West Bohemia (UWB)- led team of archaeologists has unearthed an ancient Czech ritual center linked to the movement of the Sun and Moon, predating Stonehenge by over 1,000 years. The UWB-led team behind the discovery said the site’s…...