Whether multi-layered food packaging, power cable sheathing or a toothbrush: Many plastic products cannot be recycled.…
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Image: Hubble views star nearing its end
This image from the NASA/ESA Hubble Space Telescope shows NGC 5307, a planetary nebula that lies…
Direct microscopy imaging reveals details in DNA origami nanostructures
Scientists at the U.S. Department of Energy’s Ames Laboratory are now able to see greater details…
How early-stage embryos maintain their size
What controls the size of an embryo and, by extension, the size of tissue, organs and…
New research considers what lies below the moon's surface
A new study by geologists in Canada and the United States suggests a repository of precious…
Waratah is an icon of the Aussie bush (and very nearly the national emblem)
On one of my first field trips as a young student, searching in sweltering September heat…
Amateurs Identify U.S. Spy Satellite Behind President Trump's Tweet
The satellite is believed to be among America’s most advanced. Some believe it’s as large as…
When religious ideology drives abortion policy, poor women suffer the consequences
In Northern Ireland, Catholics and Protestants are frequently segregated, with some neighborhoods divided by barbed wire…
New extremely X-ray-weak blazar discovered
Astronomers from Italy and Spain have detected a new blazar by analyzing data from two astronomical…
Time to make fast fashion a problem for its makers, not charities
Returning our old clothes to big fashion chains—rather than taking them to charity stores—could make fast…