Top 10 Science Stories of 2014

7 / 10
7 / 10

#4. Dreadnoughtus: Largest Land Animal Known

The fossilized remains of the largest land animal known to science were discovered in Argentina. The dinosaur, named Dreadnoughtus schrani, weighed in at a massive 65 tons. By comparison, a Boeing 737 is a measly 50 tons. (See a fascinating chart in this article for more size comparisons.)

(AP photo)

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