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In 2015 two powerful telescopes detected something physicists had been seeking for more than one hundred years—gravitational waves from the collision of two black holes. This announcement… Read More →
Most scientists agree that Earth is warming rapidly. Glaciers are melting and rising seawaters are submerging islands and coastal cities. In the coming decades, millions will likely have to… Read More →
On a global scale, humans create around 2.6 trillion pounds of waste every year. None of this trash is harmless—landfills and dumps leak toxic chemicals into soil and groundwater, while… Read More →
Decades of commercial whaling nearly decimated a variety of whales considered a keystone species. Keystone species are indicators of the overall health of Earth's habitats. While whales have… Read More →