Earliest evidence for domestic yak found using both archaeology and ancient DNA
The high-altitude hero of the Himalayas, yak are among the few large animals that can survive the extremely cold, harsh and oxygen-poor conditions of the Tibetan Plateau. In the mountainous regions of Asia, yak and yak–cattle hybrids serve as vital.....»»
Cliff-top sites preserve ancient Aboriginal heritage on the River Murray
New research by Flinders University researchers, conducted in partnership with the River Murray and Mallee Aboriginal Corporation (RMMAC), has documented ancient archaeological sites on the cliff-tops in the region between Morgan and Overland Corner.....»»
Coral reef fish running out of time to recover at Great Barrier Reef islands, research warns
A study has found concerning new evidence of long-term declines in coral reef fish around highly visited inshore islands of the Great Barrier Reef......»»
Plastics pollution worsens the impacts of all planetary boundaries, new study says
Plastics are not as safe and inert as previously thought. A new research study written by an international team of researchers uses the planetary boundaries framework to structure the rapidly mounting evidence of the effects of plastics on the enviro.....»»
Indigenous elders and ritual specialists help to unlock the meaning of ancient Amazonian rock art
Archaeologists documenting tens of thousands of rock art motifs in the Colombian Amazon have been consulting with Indigenous elders and ritual specialists to help interpret their meaning......»»
Q&A: Looking at ancient Roman plagues through an environmental lens
A pit of human bones, potential evidence of a catastrophic epidemic that struck Constantinople in 541 A.D. Sulfur deposits trapped in polar ice, showing traces of a series of massive volcanic eruptions. For Brandon McDonald, these seemingly incongruo.....»»
Oldest depictions of fishing discovered in Ice Age art: Camp site reveals 15,800-year-old engravings of fish trapping
The Ice Age camp site of Gönnersdorf on the banks of the Rhine has revealed a groundbreaking discovery that sheds new light on early fishing practices. New imaging methods have allowed researchers to see intricate engravings of fish on ancient schis.....»»
Why the "Housing First" approach has struggled to fulfill its promise of ending homelessness
Over the past 15 years, the Housing First approach has gained traction as an evidence-based solution to tackling homelessness in many developed countries, including Canada......»»
Earliest evidence of Ephedra use found in 15,000-year-old Moroccan burial
An international group of researchers led by the University of Las Palmas de Gran Canaria have uncovered the earliest evidence of Ephedra use from the charred remains of the plant in a 15,000-year-old human burial site in northeastern Morocco......»»
Ancient unicellular organism indicates embryonic development might have existed prior to animals" evolution
Chromosphaera perkinsii is a single-celled species discovered in 2017 in marine sediments around Hawaii. The first signs of its presence on Earth have been dated at over a billion years, well before the appearance of the first animals......»»
Artificial receptors made from coronavirus DNA open up new avenues for research
A team of microbiologists and virologists at Wuhan University, working with colleagues from the Chinese Academy of Sciences, the University of Washington and Humabs BioMed SA, has found that it is possible to use coronavirus DNA to create receptors t.....»»
Grocery stores are more reliable than sushi restaurants in labeling salmon properly, Seattle study finds
In a study of salmon samples from Seattle, Washington, grocery stores and sushi restaurants, DNA analysis revealed that 18% were mislabeled. Tracie Delgado and colleagues at Seattle Pacific University, WA, U.S., present these findings in the open-acc.....»»
Biologists discover how plants evolved multiple ways to override genetic instructions
Biologists at Washington University in St. Louis have discovered the origin of a curious duplication that gives plants multiple ways to override instructions that are coded into their DNA. This research could help scientists exploit a plant's existin.....»»
Study shows commercial ties influence ESG ratings and highlights need for regulation
An analysis published in the Journal of Accounting Research uncovers evidence that conflicts of interest arising from commercial ties lead to bias in environmental, social, and governance (ESG) ratings......»»
Burial chamber and grave goods of ancient Egyptian priestess discovered in Asyut
An international team of archaeologists led by Professor Jochem Kahl from Freie Universität Berlin has made an incredible discovery in the necropolis of Asyut, Egypt. Researchers discovered the burial chamber of the ancient Egyptian priestess Idy, d.....»»
Testing thousands of RNA enzymes helps find first "twister ribozyme" in mammals
The "RNA world" hypothesis proposes that the earliest life on Earth may have been based on RNA—a single-stranded molecule similar in many ways to DNA—like some modern viruses. This is because, like DNA, RNA can carry genetic information, but, lik.....»»
How many additional exoplanets are in known systems?
One thing we've learned in recent decades is that exoplanets are surprisingly common. So far, we've confirmed nearly 6,000 planets, and we have evidence for thousands more. Most of these planets were discovered using the transit method. though there.....»»
Earth underwent a massive, rapid melting period after the last global ice age, new study suggests
At the end of the last global ice age, the deep-frozen Earth reached a built-in limit of climate change and thawed into a slushy planet. Results from a Virginia Tech-led study provide the first direct geochemical evidence of the slushy planet—other.....»»
Reconstructing plesiosaur swimming styles with a bio-inspired control system
A research group may have unraveled the mystery behind the locomotion of the ancient marine reptile, the plesiosaur, by recreating a bio-inspired control system that accounts for motion adjustment......»»
Study of Venus"s Haasttse-baad Tessera suggests formation by two large impacts
A trio of geologists and environmental scientists from Universidad Rey Juan Carlos, Lawrence Livermore National Laboratory, and the University of Minnesota has found evidence suggesting that the Haasttse-baad Tessera formation on Venus was likely for.....»»
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.....»»