Expanding rings vital for viable embryos
Scientists have discovered a process during mammalian embryonic development that is critical for early embryos to develop into healthy blastocysts.
Scientists have discovered a process during mammalian embryonic development that is critical for early embryos to develop into healthy blastocysts.
Cell & Microbiology
Mar 23, 2018
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22
This spectacular and unusual image shows part of the famous Orion Nebula, a star formation region lying about 1350 light-years from Earth. It combines a mosaic of millimetre-wavelength images from the Atacama Large Millimeter/submillimeter ...
Astronomy
Mar 7, 2018
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188
Flowers are just about the last thing in nature you'd list as fast, but the mountain laurels' filaments are an exception.
Ecology
Mar 1, 2018
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147
The center of our Galaxy has been intensely studied for many years, but it still harbors surprises for scientists. A snake-like structure lurking near our galaxy's supermassive black hole is the latest discovery to tantalize ...
Astronomy
Dec 20, 2017
15
877
Proper cell division is a basic process critical to cell survival. A ring composed of actin filaments and myosin motor proteins pinches the cell apart, producing two daughter cells with equal amounts of cellular components.
Cell & Microbiology
Nov 13, 2017
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4
Astronomer Gregory Rudnick sees the universe crisscrossed by something like an interstellar superhighway system. Filaments—the strands of aggregated matter that stretch millions of light years across the universe to connect ...
Astronomy
Nov 1, 2017
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15
Surveying the sky for almost four years to observe the glow of cold cosmic dust embedded in interstellar clouds of gas, the Herschel Space Observatory has provided astronomers with an unprecedented glimpse into the stellar ...
Astronomy
Sep 18, 2017
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38
When hemoglobin undergoes just one mutation, these protein complexes stick to one another, stacking like Lego blocks to form long, stiff filaments. These filaments, in turn, elongate the red blood cells found in sickle-cell ...
Cell & Microbiology
Aug 23, 2017
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7
On Sept. 30, 2014, multiple NASA observatories watched what appeared to be the beginnings of a solar eruption. A filament—a serpentine structure consisting of dense solar material and often associated with solar eruptions—rose ...
Space Exploration
Aug 11, 2017
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1940
Swirling motions in clouds of cold, dense gas have given, for the first time, an active insight into how gravity creates the compact cores from which stars form in the interstellar medium. The results will be presented today, ...
Astronomy
Jul 5, 2017
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194