Sensing earthquakes with telecommunications cables could lead to better warnings.
Laser etching on food-safe pigments can create 2D images that appear 3D.
Scientists are working on projects to see if humans can make the trip to Mars and live there.
A long-accepted study on the optimal size of national legislatures faces a challenge.
Using a bouncy platform instead of a vibrating tip may allow MRI machines to image a single virus.
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