05/05/2025

Hubble images skewed spiral galaxy Arp 184

A beautiful but skewed spiral galaxy dazzles in this NASA/ESA Hubble Space Telescope image. The galaxy, called Arp 184 or NGC 1961, sits about 190 million light-years away from Earth in the constellation Camelopardalis (The ...

What rare earth elements are and why they matter

Rare earth elements are critical to many industries—used in electric motors, medical imaging and diagnostics, oil and gas refining, and computer and phone screens. The 17 rare earth elements all have important uses and are ...

Report on nation's first space weather simulation exercise

The Johns Hopkins Applied Physics Laboratory (APL) in Laurel, Maryland, recently released the results of the nation's first end-to-end Space Weather Tabletop Exercise (TTX), held in May 2024. The After-Action Report, published ...

First fossil cicada discovered in the Messel pit

For the first time, a fossilized true cicada has been described from the Messel Pit deposits. Eoplatypleura messelensis is one of the oldest known representatives of the modern-day true cicadas in Eurasia, and it is the earliest ...

A snapshot of relativistic motion: Special relativity made visible

When an object moves extremely fast—close to the speed of light—certain basic assumptions that we take for granted no longer apply. This is the central consequence of Albert Einstein's special theory of relativity. The object ...

Not all STEM stereotypes are the same, study finds

Ask boys or girls to picture an engineer, and they'll likely visualize a man. Ask about a computer scientist, and the response would be the same. But ask which gender is better at and more interested in math or science, and ...

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