Race and ethnicity are terms that are sometimes used sloppily, almost interchangeably. But race and ethnicity are not the same thing.
In 1958, an earthquake in Alaska triggered the largest wave ever recorded on Earth, which reached a maximum height greater than the Empire State Building.
Doctors discovered "more than a dozen mobile, translucent larvae" on the man's eye.
Massive gravitons may have formed a trillionth of a second after the Big Bang, in abundances great enough to account for dark matter.