bolometer

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Blackboard inscribed with scientific formulas and calculations in physics and mathematics

The World Science Festival’s Pioneers in Science

Galaxy clusters like Abell 2744 can act as a natural cosmic lens, magnifying light from more distant, background objects through gravity. NASA's James Webb Space Telescope may be able to detect light from the first stars in the universe if they are gravitationally lensed by such clusters. (astronomy, space exploration, galaxies)

How Fast Is the Universe Expanding?

Laboratory glassware (beakers)

5 Quizzes That Will Tell You Whether You Should Have Been a Scientist

Abstract vector hi speed internet technology background

History of Technology Timeline

molecule model, element

Molecular Machines: Making for the Future

Discover

Battle of the Alamo from "Texas: An Epitome of Texas History from the Filibustering and Revolutionary Eras to the Independence of the Republic, 1897. Texas Revolution, Texas revolt, Texas independence, Texas history.

6 Wars of Independence

Fish. Lionfish. Lion-fish. Turkey fish. Fire-fish. Red lionfish. Pterois volitans. Venomous fin spines. Coral reefs. Underwater. Ocean. Red lionfish swims by seaweed.

10 of the World’s Most Dangerous Fish

illustration of the walking titanosaurus, Patagotitan mayorum

Titanosaurs: 8 of the World's Biggest Dinosaurs

Titanic infographic. The 30th anniversary of its discovery is September 1, 2015. SPOTLIGHT VERSION.

Timeline of the Titanic’s Final Hours

New Zealand. Political/Physical map. Includes locator.

Where Is “Old Zealand”?

Lusitania sinking, illustration from The War of the Nations (New York), December 31, 1919. World War I, WWI. This image is one of three on the page. (See source file for the other two.)

7 of the World’s Deadliest Shipwrecks

King Cobra snake in Malaysia. (reptile)

9 of the World’s Deadliest Snakes

bolometer: Related Content

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Topics

spectrum bolometer electromagnetic radiation machine measurement radiometer radiation measurement particle accelerator psychological testing measurement system productivity clock robot lubrication simple machine

Key People

Samuel P. Langley.

Samuel Pierpont Langley

American engineer

Quiz

barometer. Antique Barometer with readout. Technology measurement, mathematics, measure atmospheric pressure

Fun Facts of Measurement & Math