The speed of light in a vacuum is exactly 299,792,458 meters per second, by definition.
Fact #4205
👍 0 · 👎 0
More Science Facts
The Hawthorne experiments studied workplace productivity.
Fact #1011 · Science
Stem cell research explores regenerative medicine.
Fact #1218 · Science
Fossilized pollen helps scientists understand ancient ecosystems.
Fact #722 · Science
Some metals such as mercury are liquid at room temperature.
Fact #106 · Science
Some earthquakes are too small to be felt but are detected by instruments.
Fact #828 · Science
The Müller-Lyer illusion makes lines of equal length appear different.
Fact #1464 · Science
Lightning is hotter than the Sun.
Fact #1698 · Science
The smallpox vaccine led to the global eradication of smallpox.
Fact #1197 · Science
Want more facts?
We have over 11,491 facts across 15 categories.