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Yearly Archives: 2017
Large volcanic eruption may have caused the first mass extinction
These are Ordovician-Silurian marine fossils from the museum of Tohoku University.
Credit: Kunio Kaiho
Researchers in the USA and Japan say they may have found the...
Plants call 911 to help their neighbors
In studies of Arabidopsis thaliana, also known as mustard weed, a team of researchers at the University of Delaware found that when a plant...
Microbes seen controlling action of host’s genes
Duke researchers have discovered that gut microbes can alter the action of their host organism's genes. Mouse intestinal cells are outlined in red, with...
New ‘styrofoam’ planet provides tools in search for habitable planets
This is an artist's rendering of KELT-11b, a 'styrofoam'-density exoplanet orbiting a bright star in the southern hemisphere.
Credit: Image by Walter Robinson/Lehigh University
Fifth-graders making...
3-D printed ovaries produce healthy offspring
Bioprosthetic ovary. By removing a female mouse’s ovary and replacing it with a bioprosthetic ovary, the mouse was able to not only ovulate but...
Fishing can lead to rapid evolutionary changes in exploited fish populations
Blue marlin. Fishing typically removes the largest fish from the population.
Credit: © go2dim / Fotolia
Cohort after cohort, fishing typically removes large fish from the...
‘Narco-deforestation’ study links loss of Central American tropical forests to cocaine
Deforested land. Central American forests are giving way to pasture land for cattle ranches.
Credit: Oregon State University
Central American tropical forests are beginning to disappear...
How hard did it rain on Mars?
Valley networks on Mars show evidence for surface runoff driven by rainfall.
Credit: Image courtesy of Elsevier
Heavy rain on Mars reshaped the planet's impact craters...
Why did hunter-gatherers first begin farming?
Domesticated crops have been transformed almost beyond recognition in comparison with their wild relatives - a change that happened during the early stages of...
No escaping ocean plastic: 37 million bits of litter on one of world’s remotest...
Far from being the pristine 'deserted island' that people might imagine of such a remote place, Henderson Island is a shocking but typical example...
How scientists turned a flag into a loudspeaker
Nelson Sepulveda is a nanotechnology researcher and associate professor of engineering at Michigan State University.
Credit: Michigan State University
A paper-thin, flexible device created at Michigan...
