Amoeba Sisters
Punnett Squares and Sex-Linked Traits
Explore inheritance when carried on the X chromosome with the Amoeba Sisters! This video focuses on how to do general Punnett square problems that involve traits on the sex chromosomes (X and Y chromosomes). We do want to point out...
TED-Ed
TED-ED: What is epigenetics? - Carlos Guerrero-Bosagna
Here's a conundrum: Identical twins originate from the same DNA ... so how can they turn out so different - even in traits that have a significant genetic component? Carlos Guerrero-Bosagna explains that while nature versus nurture has a...
MinuteEarth
Why We Faint (When Other Animals Don't)
Humans are the only animals known to faint due to triggers like shock, fear, or pain; this is due to a combination of our massive brains and upright stance.
Crash Course
Animal Behavior - CrashCourse Biology
Hank and his cat Cameo help teach us about animal behavior and how we can discover why animals do the things they do.
SciShow
5 of the Strangest Prehistoric Crocs
Over the years, scientists have found evidence for a lot of weird prehistoric animals, but some of the strangest have been the crocodyliformes! Chapters MOURASUCHUS: THE WHALE CROCS 1:26 KAPROSUCHUS: THE BOAR CROC 3:21 ARMADILLOSUCHUS:...
Amoeba Sisters
DNA, Chromosomes, Genes, and Traits: An Intro to Heredity
Explore DNA structure/function, chromosomes, genes, and traits and how this relates to heredity! Video can replace old DNA structure & function video and in addition covers foundational concepts of heredity. Table of Contents: Video...
Crash Course
Race, Ethnicity, and the Cultural Landscape: Crash Course Geography
Sometimes culture can seem invisible like when we're surrounded by signals that tell us we're with others who are like us, but if we live or travel somewhere where the traits that define social norms are not our traits, culture can...
Amoeba Sisters
Pedigrees
Explore autosomal recessive trait and X-linked recessive trait tracking in pedigrees with the Amoeba Sisters! Table of Contents: Intro 00:00 Introducing Symbols/Numbering in Pedigree 0:40 Meaning of Shading in Shapes 1:19 Introducing...
SciShow
How Much Does Your ‘Type’ Really Matter
Everybody has their own preferences for ideal romantic partners. But what affects you when you decide your “type," and do those types even matter?
Bozeman Science
LS3B - Variation of Traits
In this video Paul Andersen explains how variation is created in a population over time. Variation in offspring is caused by genetic recombination, mutations and environmental effects. Parental DNA is recombined using the process of...
SciShow Kids
It’s a Bird! It’s a Plane! It’s a DINOSAUR!
Dino's back to share more dinosaur facts with you, and this time he has some incredible news: birds are the descendants of dinosaurs! Join him to learn the whole story!
SciShow
What Parental Burnout Looks Like (and How to Avoid It)
Raising children is not easy, and parents can get burnt out just like anyone else. But research shows that parental burnout seems to be unique compare to other kinds of burnouts.
SciShow
The Future of Human Evolution
Do you like drinking milk or chatting with your friends? Well, you can enjoy those because of the evolution happened over the past million years, and we are still evolving. Let's find out what will we be like in the future with us!
SciShow
Does Birth Order Affect Your Personality?
I bet you've heard about the birth order cliche: The oldest child is responsible, the middle one is a rebel, and the youngest is spoiled. This stereotype might apply to you and your siblings, but is it universal?
SciShow
Mendel Got Extremely Lucky (...or Maybe He Lied)
Science, while often the result of a stroke of genius, can just as easily be a stroke of extraordinarily good luck. Mendel’s work just happened to be a mix of the two.
SciShow
Gregor Mendel: Great Minds
Hank brings us the story of Gregor Mendel, the Austrian monk who, with the help of a garden full of pea plants, discovered the fundamental properties of inheritance and paved the way for modern genetics. He also gives us the dirt on a...
Be Smart
Is Inheritance Really All In Our Genes?
Epigenetic inheritance is really weird, but is it real?
SciShow
Are You Doomed to Turn into Your Parents?
Worried about turning into your parents? Hank unpacks the connection between personality, genetics, and upbringing. Ultimately, though, you are your own person.
TED Talks
TED: Who are you, really? The puzzle of personality | Brian Little
What makes you, you? Psychologists like to talk about our traits, or defined characteristics that make us who we are. But Brian Little is more interested in moments when we transcend those traits -- sometimes because our culture demands...
TED Talks
TED: How your personality shapes your politics | Dannagal G. Young
Social psychologist Dannagal G. Young breaks down the link between our psychology and politics, showing how personality types largely fall into people who prioritize openness and flexibility (liberals) and those who prefer order and...
Crash Course
Genetics - Lost and Found: Crash Course History of Science
Sometimes trail blazers of science aren't famous like Darwin or Pasteur. Sometimes they're humble Abbots, just growing peas in the back of their Abbey. This is the story of Gregor Mendel and how his work was done, lost, then found again.
Crash Course
Eugenics and Francis Galton: Crash Course History of Science
After Darwin blew the doors off the scientific community, a lot of people did some weird and unscientific stuff with his ideas. Francis Galton and a few others decided natural selection could be used to make the human race "better" and...
MinuteEarth
Why Bird Penises Are So Weird
Male birds have the largest genital diversity of any class of animals because their sex chromosomes make it easy to pass male-helping mutations down the line. ___________________________________________ To learn more, start your googling...
Crash Course
Heredity: Crash Course Biology
Hank and his brother John discuss heredity via the gross example of relative ear wax moistness.