This Week’s Top Editor Pick
Astronomers agree that the universe is growing larger, and that the rate of expansion—called the Hubble constant—is accelerating. What they don’t agree on is the best way to measure that expansion rate. Current methods have produced numbers that don’t align. But scientists are now pursuing fascinating new approaches to assess…
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More 12-Story Library Editor Picks
Note: Each post is hand-selected by one of our editors to further explore a 12-Story Library book. Our most recent posts can be found here, but more posts and loads of additional resources can be found on each book’s page.
Each book in the Earth’s Ecosystems series offers a glimpse at the different landscapes found across the globe. Filled with facts about the climates, plants, animals, and other features that are unique to each ecosystem, this series is sure to instill a sense of wonder about the world.