Science & Environment
Annual Colorado forest health report shows the toll of climate change, pests
The Colorado State Forest Service has been studying the health of forests across the state for a decade. Here’s what they found this year.
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Explore the world of physics, motion, and energy with Dr. Shini Somara.
Special Relativity: Crash Course Physics #42
Season 1 Episode 42 | 8m 25s | CC
So we've all heard of relativity, right? But... what is relativity? And how does it relate to light? And motion? In this episode of Crash Course Physics, Shini talks to us about perspective, observation, and how relativity is REALLY weird!