What is the world's largest fish?
The harmless whale shark holds the title of largest fish, with the record being a 59 footer captured in Thailand in 1919.
- Home
- How fast does light travel in a vacuum?
“Exactly 299,792,458 meters per second. It's exact because since 1983 the meter has literally been defined by how far light goes in 1/299,792,458 of a second.”
Reference: NIST (National Institute of Standards and Technology)
More from this shelf
A lion at the movie
In Baltimore, Maryland, it is not legal to take a lion to the movies.
Energy consumption in the U.S.
According to the U.S. Energy Information Administration, electricity consumption will increase by 51 percent from 2002 to 2025.