This Week in Science

Mars rover selfies and beyond: Understand the world in 9 images

Updated: Feb. 20, 2024

Originally Published: March 31, 2021

Narwhals with their characteristic spiralled tusks in dense pack ice.

Giant leaps for civilian spaceflight, a breakthrough in genetic hybrids, and a traffic jam big enough to see from space made headlines the week of March 25–31.

NASA Earth Observatory

Here are the most important science stories of the week, told in 9 images.

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Space, Time, Dinosaurs, and Other Essential Topics

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