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Electromagnetic waves in the gigahertz (GHz) range, such as those used in mobile communications, can readily pass through many types of glass. However, transmission decreases significantly at terahertz frequencies above a characteristic threshold.
We haven't written up this one. Phys.org has the full story — the link below goes straight to it.
A commercial mission to boost NASA’s Swift observatory concluded without raising the spacecraft’s orbit, but the agency and industry vendor gained valuable experience that will benefit future in-space…
A commercial mission to boost NASA’s Swift observatory concluded without raising the spacecraft’s orbit, but the agency and industry vendor gained valuable experience that will benefit future in-space…
When it comes to bear encounters in or near the wild, dogs are the aggressors in 54 percent of incidents, according to a recent study conducted by bear experts at Brigham Young University and other…
Expedition 75 began the week scanning veins, checking out space workout gear, and testing specialized suits to ease the adjustment to Earth’s gravity.
The world’s largest launch vehicle ever delivers 26 of the most advanced Starlink satellites into space.
