Modern earthquakes in the US may be aftershocks of earthquakes in the 1800s, scientists say
Sign up for CNN’s Wonder Theory science newsletter. Explore the universe with news about fascinating discoveries, scientific breakthroughs and more. After major earthquakes, there is an expectation that aftershocks may occur in the hours and days that follow, but new research has found that nearly 200 years later, aftershocks from some of the strongest earthquakes… Read More »