The largest shark that ever lived just got larger, scientists say

Megalodon may have been up to 80 feet long, but the colossal extinct shark was also probably thinner than scientists previously thought, according to a new study.

​ Megalodon may have been up to 80 feet long, but the colossal extinct shark was also probably thinner than scientists previously thought, according to a new study. Read More Breaking News, Latest News and Videos | CNN