hard X ray

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Close up of praying mantis walking on stone ground against a blurred background in Japan

6 Animals That Eat Their Mates

San Francisco, California/USA-1/18/20: Womens March at Civic Center marching with signs of political protest regarding equality also embracing 2020 presidential candidates and celebrating equality

How Does the U.S. Government Define the Difference Between a Protest and a Riot?

NBA Lakers Celtics Finals Kevin Garnett shooting.

10 Great Sports Rivalries

An ancient egyptian hieroglyphic painted carving showing the falcon headed god Horus seated on a throne and holding a golden fly whisk. Before him are the Pharoah Seti and the goddess Isis. Interior wall of the temple to Osiris at Abydos, Egypt.

11 Egyptian Gods and Goddesses

Artist interpretation of space asteroids impacting earth and moon. Meteoroids, meteor impact, end of the world, danger, destruction, dinosaur extinct, Judgement Day, Doomsday Predictions, comet

Major Mass Extinctions

Middle East bee locator map

Are the Middle East and the Near East the Same Thing?

Scolex (head) of the tapeworm Taenia solium. The hooks of the scolex enable the tapeworm to attach to the intestinal wall.

Uninvited Guests: The 7 Worst Parasitic Worms

hard X ray

physics

Learn about this topic in these articles:

wavelength

In spectroscopy: Synchrotron sources
…and 200 angstroms), or the hard (high-energy) X-ray portion (1–20 angstroms) of the electromagnetic spectrum.
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