Paleontology

Researchers Date The Oldest Known Human Skull At 233,000 Years

Enlarge (credit: Vidal et al 2022) The oldest known Homo sapiens fossil is about 36,000 years older than previously thought, according to a recent study. Volcanologists matched a layer of ash above the fossil skull to an eruption of...
Related topics: Fossils, Volcanoes

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This Dystopic-looking Bot Could Scrub Greenhouse Gases From The Air

Two centuries of burning fossil fuels has put more carbon dioxide, a powerful greenhouse gas, into the atmosphere than nature can remove. As that CO2 builds up, it traps excess heat near Earth’s surface, causing global warming. There is so much...
Related topics: Fossils, Carbon Dioxide, Global Warming

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Muscular Study Provides New Information About How The Largest Dinosaurs Moved And Evolved

New research led by the University of Bristol has revealed how giant 50-tonne sauropod dinosaurs, like Diplodocus, evolved from much smaller ancestors, like the wolf-sized Thecodontosaurus.
Related topics: Dinosaurs

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Hollow Fossil Melanosomes Suggest Earliest Appearance Of Brilliant Iridescent Color In Bird Feathers

SEM and TEM observations of the feathers on an Early Cretaceous basal bird Eoconfuciusornis, from 130-million-year old lake deposits in Fengning, Hebei Province in northern China, present the earliest record of hollow melansomes from feathers. They...
Related topics: Fossils

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Climate Scientists Demand Pr Firms Stop Helping Fossil Fuel Companies Cover Up Their Impact

‘As scientists who study and communicate the realities of climate change, we are consistently faced with a major and needless challenge: overcoming advertising and PR efforts by fossil fuel companies.’ The billions of dollars that...
Related topics: Fossils

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Fossils Of Sauropodomorph Ancestor Show It Walked Upright, Was Quick And Agile

A trio of researchers at the University of Bristol has found evidence of an early ancestor of the giant sauropodomorph dinosaurs that walked upright and was also likely quick and agile. In their paper published in the journal Royal Society Open...
Related topics: Fossils, Dinosaurs

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Low-temperature Denox Catalyst For Reducing Ultrafine Particle Emission

Recently, there has been growing demand for DeNOx catalysts that can treat nitrogen oxides (NOx) at low temperatures to increase energy efficiency when processing flue gas in industrial combustion facilities. NOx are emitted during the combustion of...
Related topics: Physics, Fossils

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One Of The Oldest Human Fossils Just Got Older: Study

One of the oldest known Homo sapiens fossils may be more than 35,000 years older than previously thought, according to a study on Wednesday that used volcanic ash to date the find.
Related topics: Fossils, Volcanoes

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Overcoming A Hurdle On The Path To Renewable-energy Storage

If renewable energies are one day to replace fossil fuels, engineers need to find a way to store it reliably and on a large scale. One method that numerous researchers are currently studying involves storing the energy in gaseous form inside...
Related topics: Fossils

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Recovering Mantle Memories From River Profiles

The continent of Africa has a distinctive physical geography—an "egg carton" pattern of basins and swells—that researchers attribute to plumes of mantle rocks rising beneath a tectonic plate. Marine fossils on mountaintops in African and Arabian...
Related topics: Fossils

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World's Earliest Fossil Record Of Flower Buds Discovered

Angiosperms may be distinguished from their gymnosperm peers by their flowers, and thus a flower is a good proxy of fossil angiosperms.
Related topics: Fossils, Scientific Discoveries

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The ‘platypus’ Of The Crab World Was An Active Predator That Lurked The Cretaceous Seas

Researchers describe the unusually large optical features of Callichimaera perplexa, a 95-million-year-old crab fossil discovered in Colombia. The findings suggest Callichimaera perplexa was a highly visual, swimming predator.
Related topics: Fossils, Scientific Discoveries

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The U.s. Electric Grid Is Horrifyingly Outdated. Here’s How To Modernize It

To tackle the climate crisis, the grid needs to be transitioned to carbon-free wind and solar. In the summer of 1988, NASA scientist James Hansen testified to Congress that carbon dioxide from burning fossil fuels was dangerously warming the planet....
Related topics: Carbon Dioxide, Space, NASA, Fossils

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Watch: Drone Footage Reveals Sea Dragon Fossil Found In Uk

Drone footage provides a remarkable perspective on an 180 million-year-old Ichthyosaurs fossil, also known as a sea dragon, unearthed in England.
Related topics: Drones, Fossils

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Significant Fossil Discovery In Australia Sheds Light On Continent’s Past And Future

A treasure trove of fossils discovered in Australia's outback sheds light on an era of abundant life in a region that is currently desolate. The extremely well preserved fossils contained new species, pollen spores, stomach contents and cells that...
Related topics: Fossils, Scientific Discoveries

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Within A Dinosaur’s Head: Ankylosaur Was Sluggish And Deaf

Scientists took a closer look at the braincase of a dinosaur from Austria. The group examined the fossil with a micro-CT and found surprising new details: it was sluggish and deaf.
Related topics: Dinosaurs, Fossils

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Sustainable Manufacturing

University of Delaware engineers are working with colleagues at LSU to green chemical manufacturing, an industry that too often relies on non-renewable fossil energy. The researchers are examining the use of electrolyzers, devices that use...
Related topics: Fossils

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Activists Target Public Relations Groups For Greenwashing Fossil Fuels

Communications companies accused of spreading climate misinformation on behalf of clients
Related topics: Activism, Fossils

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Researchers Discover Fossil Of New Species Of Pangolin In Europe

Deeper analysis of fossils from one of Eastern Europe's most significant paleontological sites has led to the discovery of a new species of pangolin, previously thought to have existed in Europe during the early Pleistocene but not confirmed until...
Related topics: Scientific Discoveries, Fossils

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Fossils Reveal When Animals Started Making Noise

For billions of years Earth was quiet. Then life got loud -- Read more on ScientificAmerican.com
Related topics: Fossils

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