The dinosaurs were killed by a meteorite impact on the Earth some 66 million years ago in what has become known as the Cretaceous-Paleogene extinction event. At what time of the year this occurred has long generated debate ...
Paleontology & Fossils
Jan 25, 2022
0
367
Standing in a sunlit grove of stately giant sequoias is a simultaneously humbling and uplifting experience. Dwarfed by the world's largest living organisms, some of which have stood since the fall of ancient Egypt and the ...
Environment
Jan 25, 2022
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11
The Atlantic Ocean was born roughly 200 million years ago when the supercontinent Pangea began to break apart. As continental crust stretched and fractured, oceanic crust took its place. To investigate this rifting process, ...
Earth Sciences
Jan 25, 2022
2
835
An international team of researchers has demonstrated a technique for producing perovskite photovoltaic materials on an industrial scale, which will reduce the cost and improve the performance of mass-produced perovskite ...
Materials Science
Jan 25, 2022
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295
When the COVID-19 pandemic began in March 2020, students in Canadian universities and colleges faced many challenges. Classes moved online, students were asked to leave campus residences and many students lost jobs or faced ...
Economics & Business
Jan 25, 2022
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7
Despite its minute size, a single cell contains billions of molecules that bustle around and bind to one another, carrying out vital functions. The human genome encodes about 20,000 proteins, most of which interact with partner ...
Cell & Microbiology
Jan 25, 2022
0
67
Last summer I grew three varieties of corn in my tiny garden. I knew from the start that my harvest, if any, would be meager. The plants would be hindered by poor soils, assertive pigeons and, worst of all, my pathetic knowledge ...
Agriculture
Jan 25, 2022
0
6
Indigenous people across Australia place tremendous cultural and customary value on many species and ecological communities. The very presence of a plant or animal species can trigger an Indigenous person to recall and share ...
Ecology
Jan 25, 2022
1
526
The land contact between North and South America has long been a fountain of research. The Isthmus of Panama—the narrow strip of land between the two continents—fully emerged about 3.5 million years ago. It allowed contact ...
Paleontology & Fossils
Jan 25, 2022
0
34
Researchers at the Paul Scherrer Institute PSI and the University of Basel have developed a rapid test for COVID-19. Its novel functional principle promises reliable and quantifiable results concerning a patient's COVID-19 ...
Bio & Medicine
Jan 25, 2022
0
240
