The Top 10 Science Stories of 2013

Discover editors select the most world-changing science and technology developments of the past year.

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ancient millstone used for grain grinding
Early Humans Mastered Plant Processing 170,000 Years Ago, Challenging the Paleolithic Meat-Eater Myth
Ancient theropod footprint
16,000 Fossilized Footprints Reveal South America's Forgotten Dinosaur Highway
white comet streaking through space
Icy Volcanic Action on Comet 3I/ATLAS Has Produced an Unusual Combo of Chemicals
Triton's trumpet, Charonia lampas, underwater
6,000 Years Later, Neolithic Seashells Made into Trumpets Still Work
An illustration of an ancient total solar eclipse in the sky above a river and mountains in China.
2,700-Year-Old Total Solar Eclipse Observations Give Insight to Our Ancient Solar System
Illustration of Mars in Solar System with sun shining in background, an example of time
Einstein's Theory Was Right — Mars Has Its Own Clock and It Runs Faster Than Earth’s
December's Cold Moon Supermoon
Catch the Final Supermoon of 2025 with December's Cold Moon
Anaconda coiled in the grass
Rare Anaconda Fossils Prove They Have Always Been Enormous and Outlived Other Prehistoric Giants
Pictograph
6,000-Year-Old Rock Murals in Texas and Mexico Reveal Ancient Beliefs on the Cosmos 
solar plasma from a solar storm swirling around Earth
A Strange Zig-Zagging Solar Phenomenon Just Appeared Near Earth
Earth's ancient sky that may have contained building blocks of life
Earth’s Ancient Sky May Have Supplied Ingredients for Life Before It Began
Neptune, which is the furthest planet from the sun
Neptune Is the Furthest Planet From the Sun, But It Still Experiences Auroras

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