When you look at the night sky, do you ever wonder what's going on out there? On a clear night with a dark sky, if moonlight doesn't wash it out, sometimes you can see the arc of the Milky Way. The ...
Curious Kids is a series for children of all ages. If you have a question you’d like an expert to answer, send it to ...
Very-long baseline interferometry (VLBI) is a technique in radio astronomy whereby multiple radio telescopes cooperate to ...
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How do neutrino telescopes work?
The neutrino is one of the most common particles in the universe, but you would never know it. In fact, it wasn't until the 1930s that we even became aware of its existence. Noting that certain ...
Radio astronomers have directly measured the distance to a faraway galaxy, providing a valuable “yardstick” for calibrating large astronomical distances and demonstrating a vital method that could ...
Light is the fastest phenomenon in the universe, clocking in at just under 300,000 kilometers per second. The telescopes that observe that light, from radio waves to gamma rays, are built at rather ...
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