#081 RebroadcastThe sun. It's nice, it's warm, it helps things grow, it helps us see, it helps us exist in the first place. But it's also a massive burning molten ball of radiation and ultraviolet rays. So how does our mysterious yellow friend fade the poor items we leave outside? Let's find out. Don't hurt us, yellow friend.References from this episodehttps ... Show More
Today
Is red light therapy real or a scam?
Can shining a red light on your face really improve acne, wrinkles, inflammation, or wound healing, or is red light therapy just an expensive skincare scam involving a slightly alarming mask? How could ordinary visible light affect cells beneath your skin, and should you trust th ... Show More
47m 38s
Sep 3
Which chemistry lessons have stuck with us? (Happy Chemiversary!)
What happens when a chemist and a non-chemist make a podcast together for seven years? Which chemistry lessons stuck, which episode ideas spectacularly refused to cooperate, and does Jam still count as a layperson after all this time? Joined by returning guest Claire, Melissa and ... Show More
1h 14m
Jun 2024
85 - Our Sun: Present, Past and Future
Today's episode is all about the star in our front yard - the sun. Learn how it came to be, how it has changed, and how will it change in the future.For ad free episodes and other exclusives, join us for just $3 a month on Patreon: https://patreon.com/whythisuniverseOur merc ... Show More
37m 23s
Jul 2025
How Does Skin Tan and Burn?
When our skin deepens in color after sun exposure, it's trying to protect us from damage. Learn how it works -- plus why you should help it out with sunscreen, and why some people burn instead -- in this episode of BrainStuff, based on this article: https://health.howstuffworks.c ... Show More
10m 29s
Sep 2024
Small Steps, Giant Leaps: Episode 138: The Sun, Star of Our Cosmic Show
The Sun is the ultimate source of life in our solar system, a radiant powerhouse that bathes Earth in the energy necessary for everything from photosynthesis to weather patterns. Its warmth and light sustain us. However, the Sun’s influence isn't always benign. Its solar wind—a s ... Show More
21m 34s