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.
Optical Instruments: Crash Course Physics #41
Season 1 Episode 41 | 9m 56s | CC
How do lenses work? How do they form images? Well, in order to understand how optics work, we have to understand the physics of light. In this episode of Crash Course Physics, Shini talks to us about optical instruments and how they make magnification possible.