SciShow
SPF Doesn't Mean What You Think It Means
SPF seems pretty simple. Find a high number, rub some on your nose, and you're ready for some sunshine. Unfortunately the science behind it is a little more complicated.
SciShow
Does Aloe Really Treat a Sunburn?
It's summer time, so you might be wishing for the sweet sweet relief of aloe vera on your sunburned skin, but does the slimy gel actually do anything?
SciShow
3 Ways Your Sun Protection Can Backfire
People have a lot of ideas about how they can protect themselves from the sun’s ultraviolet radiation, but many of those ideas just don’t hold up, and some make things worse!
Curated Video
Healthy Beauty
Your outward appearance can be affected by what you put in your body as well as external factors. What are the vital nutrients for beautiful skin, hair and nails? Biology - Healthy Living - Learning Points. A balanced diet is the key to...
Curated Video
DKIM Email Security
In this tutorial, you will learn about DKIM and how to set it up on your DNS server.
Curated Video
Sender Framework Policy (SPF)
In this tutorial, you will learn about SPF and how to set it up on your DNS server.
Curated Video
How Sunscreen Protects Against Harmful UV Rays
In this video, we learn about how sunscreen works to protect our skin from the sun's rays. It explains the difference between sunscreens and sunblocks, and how they filter or reflect the light to prevent it from burning the skin....
Next Animation Studio
Study shows moisturizers with SPF not as effective as sunscreen
A study conducted by the British Association of Dermatologists shows that using a moisturizer with sun protection factor isn't as effective as applying sunscreen.
Getty Images
Smiling young woman applying sun cream on beach
Smiling young woman applying sun cream on beach
Curated Video
FDA: Sunscreen Ingredients Can Seep Into Bloodstream After One Use
Researchers found six active sunscreen ingredients were absorbed into participants' bloodstreams and remained in the body days after the last use.
PBS
Pbs Teachers: Sunscreen
Learn what sun protection factor (SPF) is. Watch kids use the scientific method to find out what SPF works best at keeping out the sun's harmful UV rays. Try experiments with different types and colors of fabric to see how well they work...
Science Friday Initiative
Science Friday: What's Your Iq on Spf?
A look at the science of sunscreen: how it intercepts the sun's rays, whether it blocks vitamin D production, and what SPF really means.