Astronomers in Australia picked up a strange radio signal in June 2024 — one near our planet and so powerful that, for a ...

In addition, we give an example of the calculation of radio wave propagation characteristics in a tunnel using the tunnel cross-section dimensions, dielectric constant of rock, reinforced concrete, ...

Join the conversation in our Facebook group. Pulsars—whirling stellar corpses that send beams of radio waves across the cosmos—are today’s astrophysical Swiss army knives.

Astronomers detect 10 billion-year-old radio waves from a distant galaxy cluster SpARCS1049, revealing a mini-halo that ...

A communications satellite out of commission since 1965 is chirping at the Earth in radio frequencies. What is happening? We ...

Learn how a deactivated satellite sends signals from beyond, not by reviving its systems, but by inadvertently setting off ...

NPR's Juana Summers speaks with Mikhail Chester, professor of engineering at Arizona State University, about how extreme heat affects transportation infrastructure.

Mountain storms can change quickly. Here’s a breakdown of the weather event that caused tragedy over the weekend.

A powerful and mysterious blast of radio waves that astronomers believed was a fast radio burst (FRB) from far beyond the ...

Within those constraints, finding ways to stay hydrated and lower your body temperature are paramount. You can do this by drinking lots of fluids, wetting clothing or putting cold water or a cold rag ...

For many Americans, high humidity will make it feel in the triple digits. The National Weather Service is urging people to prepare to protect themselves from the dangers of extreme heat.