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Our ancestors ate a Paleo diet. It had carbs

Modern hunter-gatherers offer insight into how our distant ancestors ate. Enlarge / A young Hadza bushman making an arrow for a hunting bow. (credit: chuvipro via Getty Images) What did people eat for dinner tens of thousands.....»»

Category: topSource:  arstechnicaOct 1st, 2022

Discovery of half-million-year-old wooden structure shows we"re wrong to underestimate our ancient relatives

To most people, complex technologies separate modern humans from their ancestors who lived in the Stone Age, thousands or hundreds of thousands of years ago. In today's fast changing world, older technologies, even those from a few years ago, are oft.....»»

Category: topSource:  physorgRelated NewsOct 9th, 2023

Further evidence points to footprints in New Mexico being the oldest sign of humans in Americas

New research confirms that fossil human footprints in New Mexico are likely the oldest direct evidence of human presence in the Americas, a finding that upends what many archaeologists thought they knew about when our ancestors arrived in the New Wor.....»»

Category: topSource:  physorgRelated NewsOct 5th, 2023

Feather-tailed possums in New Guinea were originally Aussies, according to fossil study

Analysis of Riversleigh fossils has revealed fascinating new facts about a tiny possum's ancestors. Scientists have long known that the miniature feather-tailed possums in Australia and the island of New Guinea—members of the marsupial family Acrob.....»»

Category: topSource:  physorgRelated NewsOct 5th, 2023

New study shows signs of early creation of modern human identities

Early ancestors collected eye-catching shells that radically changed the way we looked at ourselves and others. A new study confirms previous scant evidence and supports a multistep evolutionary scenario for the culturalization of the human body......»»

Category: topSource:  physorgRelated NewsOct 4th, 2023

Understanding the single cell proteome in the context of surrounding tissue

Similar to humans and animals, which adapt their diet or behavior to given environmental conditions, the function and protein composition of single cells also depends on which resources are available in their immediate environment......»»

Category: topSource:  physorgRelated NewsOct 3rd, 2023

Australian research reveals diet of endangered northern hairy-nosed wombat

Researchers from Western Sydney University have uncovered the secret eating habits of one of the world's most endangered animals......»»

Category: topSource:  physorgRelated NewsSep 28th, 2023

Chinese astronauts may build a base inside a lunar lava tube

Caves were some of humanity's first shelters. Who knows what our distant ancestors were thinking as they sought refuge there, huddling and cooking meat over a fire, maybe drawing animals on the walls. Caves protected our ancient ancestors from the el.....»»

Category: topSource:  physorgRelated NewsSep 27th, 2023

New origin story for key regulatory gene: PRC2 repressed jumping genes in ancestors of eukaryotes

The key protein complex PRC2 was discovered decades ago to silence genes, but new findings by Frederic Berger and his group at the Gregor Mendel Institute show that PRC2 represses transposons in a range of eukaryotes and only gradually evolved to sil.....»»

Category: topSource:  physorgRelated NewsSep 21st, 2023

Grassland expansion was not a main driver of mammal evolution in Plio-Pleistocene Africa, research suggests

Mammal evolution in Africa, including that of modern human ancestors, through the late Cenozoic (Plio-Pleistocene, ~5.3 million years ago) may not have been driven by the expansion of grasslands as previously thought, new research has suggested......»»

Category: topSource:  informationweekRelated NewsSep 19th, 2023

Toddler poisoned after eating deadly plant mislabeled as diet supplement

Nine out of 10 Tejocote Root products tested were actually deadly yellow oleander. Enlarge / Yellow oleander. (credit: Getty | FlowerPhotos) Last September, a New Jersey toddler got ahold of a bottle of weight loss supp.....»»

Category: topSource:  arstechnicaRelated NewsSep 15th, 2023

The amount of imported products and meat in the Finnish diet has the most significant impact on global biodiversity loss

A recent study shows that the adverse impact of the current Finnish diet on biodiversity can be reduced by shifting to more plant-based diet. The impact of the current Finnish diet nearly exclusively comes from imported products when using life cycle.....»»

Category: topSource:  physorgRelated NewsSep 15th, 2023

Skepticism about claim human ancestors nearly went extinct

Could the lives of the eight billion people currently on Earth have depended on the resilience of just 1,280 human ancestors who very nearly went extinct 900,000 years ago?.....»»

Category: topSource:  physorgRelated NewsSep 15th, 2023

Early humans deliberately made mysterious stone "spheroids"

The early ancestors of humans deliberately made stones into spheres 1.4 million years ago, a study said on Wednesday, though what prehistoric people used the balls for remains a mystery......»»

Category: topSource:  theglobeandmailRelated NewsSep 10th, 2023

Study suggests human shoulders and elbows first evolved as brakes for climbing apes

The rotating shoulders and extending elbows that allow humans to reach for a high shelf or toss a ball with friends may have first evolved as a natural braking system for our primate ancestors who simply needed to get out of trees without dying......»»

Category: topSource:  informationweekRelated NewsSep 6th, 2023

New analysis suggests human ancestors nearly died out

Study claims 99% of human ancestors died off 930,000 years ago. Enlarge (credit: Getty Images) Multiple lines of evidence indicate that modern humans evolved within the last 200,000 years and spread out of Africa startin.....»»

Category: topSource:  arstechnicaRelated NewsSep 1st, 2023

New fossil species suggests tropicbirds originated in Zealandia

A team of paleontologists from the University of Canterbury has discovered a remarkably intact fossil of one of the earliest ancestors of a group of birds now restricted to the tropics. Tropicbirds, now represented by only three living species, have.....»»

Category: topSource:  physorgRelated NewsSep 1st, 2023

Using GPS, satellites and statistics to track and protect giraffes across a range of diverse African habitats

Nearly 6,000 years ago, our ancestors climbed arid rocky outcrops in what is now the Nigerian Sahara and carved spectacularly intricate, larger-than-life renditions of giraffes into the exposed sandstone. The remarkably detailed Dabous giraffe rock a.....»»

Category: topSource:  physorgRelated NewsAug 31st, 2023

Liver-targeting drug delivered via nanogel carrier reverses obesity, lowers cholesterol in mice

A University of Massachusetts Amherst biomedical engineer has used a nanogel-based carrier designed in his lab to deliver a drug exclusively to the liver of obese mice, effectively reversing their diet-induced disease......»»

Category: topSource:  physorgRelated NewsAug 29th, 2023

Yeast studies show that diet in early life may positively affect lifelong health

Researchers at the Babraham Institute are proposing an alternative link between diet and aging based on studies in yeast. Dr. Jon Houseley and his team's experiments show that healthy aging is achievable through dietary change without restriction by.....»»

Category: topSource:  physorgRelated NewsAug 29th, 2023

New genetic analysis of Ötzi the Iceman yields some surprising findings

Ötzi’s ancestors were early Anatolian farmers, not Steppe Herders as previously believed. Enlarge / Study reveals that compared to other contemporary Europeans, Ötzi’s genome had an unusually high proportion of genes in com.....»»

Category: topSource:  arstechnicaRelated NewsAug 25th, 2023