Sharmila Kuthunur
Sharmila Kuthunur

Sharmila Kuthunur

Sharmila Kuthunur is a Seattle-based science journalist focusing on astronomy and space exploration. Her work has also appeared in Scientific American, Space.com, and Astronomy, among other publications. She earned a master's degree in journalism from Northeastern University in Boston. Follow her on BlueSky: @skuthunur.bsky.social

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Human waste on the moon.
Space Exploration

8 Things Astronauts Left on the Moon

The moon is scattered with buggies, memorabilia and even human waste that astronauts left behind—some intentionally, others out of necessity—during the Apollo era.

Illustration of an asteroid or comet striking the surface of the Earth, created on July 19, 2015.
Inventions & Science

7 Major Asteroids Strikes in Earth’s History

Early in its existence, massive asteroids smashed into Earth with lasting consequences for our planet’s geology and life.

A 2017 composite image of the moon.
Inventions & Science

How Old Is the Moon?

Despite its timeless appearance, the moon has not always been in Earth's orbit, and scientists continue to investigate its true age.