TED Talks
Russell Foster: Why do we sleep?
Russell Foster is a circadian neuroscientist: He studies the sleep cycles of the brain. And he asks: What do we know about sleep? Not a lot, it turns out, for something we do with one-third of our lives. In this talk, Foster shares three...
SciShow
3 Discoveries You Missed Because of COVID
There have been a lot of scientific discoveries around COVID, but other science stories did happen in 2020 — including amazing discoveries about everything from dinosaurs to parasites.
TED-Ed
TED-Ed: What causes insomnia? - Dan Kwartler
What keeps you up at night? Pondering deep questions? Excitement about a big trip? Stress about unfinished work? What if the very thing keeping you awake was stress about losing sleep? This seemingly unsolvable loop is at the heart of...
ShortCutsTv
Unlocking Better Sleep: Practical Tips for Restful Nights
Discover how to improve your sleep quality with four science-backed strategies focusing on regular sleep patterns, light exposure management, optimal sleep environment temperatures, and actions to take if you can't fall asleep. Dive into...
Curated Video
Melatonin and Sleep
Melatonin regulates our sleep cycle and during puberty this hormone becomes imbalanced. Could this be why teenagers are moody? Biology - Being Human - Learning Points. The hormone melatonin regulates the circadian rhythm - the body's...
Nature League
Biological Clocks and the Rhythm of Life - Lesson Plan
This week on Nature League, Brit Garner explores the rhythms and cycles of life on Earth.
NASA
Houston We Have a Podcast: Hazard 5: Environments
Dr. Brian Crucian, a biological studies and immunology expert, discusses the hazard of hostile and closed environments in space. Crucian serves as the principal investigator for a NASA functional immune study. This is part five of the...
NASA
Houston We Have a Podcast: Astronaut Training
Randy "Komrade" Bresnik talks about what astronauts have to study, know and endure to be successful in space. Bresnik recalls his astronaut training experiences and moments of his previous spaceflight. HWHAP Episode 5.
AllTime 10s
10 Misconceptions About The Female Body
Do women have Adam's Apples? Do periods really sync up? There are a lot of misunderstandings flying about about the female body - that both men and women are guilty of believing. But what's true and what isn't? Alltime 10s is here to...
JJ Medicine
Cluster Headaches | Risk Factors, Triggers, Signs & Symptoms, Diagnosis, Treatment
Cluster Headaches | Risk Factors, Triggers, Signs & Symptoms, Diagnosis, Treatment Cluster Headaches (also known as Histamine Headaches) are a type of neurovascular headache disorder involving groups or “clusters” of headache episodes or...
Getty Images
Hourglass timelapse
Timelapse of sand running though an elegant hourglass. Isolated on white background.
BioEd Online
Bio Ed Online: Sleep and Daily Rhythms
Charles A. Czeisler, MD, PhD, explains the body's "internal clock," how sleep patterns are impacted by spaceflight and microgravity, and strategies to counteract these impacts.