Category Archives: Science
How big is the Moon compared to the Earth?
Based on diameter, the Moon is 27% the size of the Earth with a diameter of 3,474 km (compared to the Earth’s 12,742 km diameter). In terms of surface area, the Moon notes 37.9 million square km of surface area while the Earth notes 510 million square km, making the Moon’s surface area 7.4% the [...]
What is the deepest a manned submarine has ever gone?
The record for the deepest submarine dive was set on January 23, 1960, when the U.S. Navy Bathyscaphe Trieste reached a depth of 35,813 feet. The record was set in the deepest part of any ocean on Earth – the Challenger Deep in the Marianas Trench – at which pressures reach a crushing 1,100 times [...]
When was the first dinosaur skeleton put on display?
The skeleton of the Hadrosaurus foulkii was put on public display in November 1868 at The Academy of Natural Sciences in Philadelphia, making it the first dinosaur skeleton mounted and showcased to the public. William Parker Foulke found the dinosaur bones in Haddonfield, NJ in 1858 after learning that similar fossils had been previously discovered there [...]
What is the smallest planet in our solar system?