geodesy

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Image shows a sketch of the Earth on graph paper with a photo of the Earth in the background. Blue arrows point to the sketch and the word "FAKE?" appears above in red letters.

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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?

Discover

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

6 Animals That Eat Their Mates

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

airplane in flight (plane, aircraft, flying)

7 Puzzling Plane Disappearances

African Americans demonstrating for voting rights in front of the White House as police and others watch, March 12, 1965. One sign reads, "We demand the right to vote everywhere." Voting Rights Act, civil rights.

Timeline of the American Civil Rights Movement

Middle East bee locator map

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

Demystified - Do Lemmings Really Commit Mass Suicide? illustration

Do Lemmings Really Commit Mass Suicide?

Lake Mead (the impounded Colorado River) at the Hoover Dam. The light-coloured band of rock above the shoreline shows the decrease in water level in the first few years of the 21st century.

6 Lakes That Are Drying Up

geodesy: Media

science

Videos

Image shows a sketch of the Earth on graph paper with a photo of the Earth in the background. Blue arrows point to the sketch and the word "FAKE?" appears above in red letters.

Earth is round, but flat-earthers still exist

Can we prove the Earth is round? Well, yes.

Video: Encyclopædia Britannica, Inc.

Images

geodesy

geodesy

Geodetic control mark set into the ground.

Junglecat

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