Are naked mole rats the strangest mammals?
AdultsAnimalsNatureScienceBiology... What mammal has the social life of an insect, the cold-bloodedness of a reptile, and the metabolism of a plant?
How Long Can We Live?
AdultsHumanLifeScienceBiology... The human lifespan might be limited, in part, because natural selection just stops working late in life.
Why do we sweat? - John Murnan
AdultsBiologyHumanHealthScience... There are a number of scenarios that can make us sweat-including exercise, eating spicy foods, and nervousness.
The Deadliest Being on Planet Earth - The Bacteriophage
AdultsBiologyGeneticsNatureScienceHealth... A war has been raging for billions of years, killing trillions every single day, while we don't even notice. This war involves the single deadliest being on our planet: The Bacteriophage.
How squids outsmart their predators
AdultsAnimalsBiologyNature There are about 500 species of squid, and they live in all the world's oceans, making them a reliable food source for whales, dolphins, sharks, seabirds, fish - and even other squids. As a result, the squid's most extraordinary adaptations are those that have evolved to help them thwart these predators.
Your Body is Amazing ft. Christine Sydelko
AdultsBiologyHuman Discover why your body is a wonderland with Christine Sydelko!
What causes body odor? - Mel Rosenberg
AdultsBiologyHuman Most of us don't need more than one whiff to identify that generally unpleasant, characteristic smell we call body odor.
Could You Be Immune To Everything?
AdultsBiologyHealth Do you remember having a cold in 5th grade? Or the flu a couple years ago? Your immune system does.
Can We Really Touch Anything?
AdultsBiologyScience Can we really touch things? Well if by touch we mean exchange a force-carrying particle with, then yes.
The science of skin - Emma Bryce
AdultsBiologyHumanScience Between you and the rest of the world lies an interface that makes up 16% of your physical weight. This is your skin, the largest organ in your body: laid out flat, it would cover close to 1.7 square metres of ground.
Why Don't Sheep Shrink In The Rain?
AdultsAnimalsNatureScienceBiology... Getting wet isn't REALLY what makes wool shrink; it merely exacerbates the friction between the wool fibers, which is stronger in one direction than another, so when agitated in the washer or dryer, they migrate in relation to each other in a process called "felting."
Why Are There As Many Males As Females?
AdultsAnimalsBiologyNatureScience... In almost every animal species on Earth, equal numbers of males and females are conceived. Why is that?
How Evolution works
AdultsBiologyGeneticsHistoryScienceEvolution... The theory of evolution explains how the enormous variety of life could come into existence. How it is possible for primitive life forms to spawn the millions of different creatures, that exist today.
How did teeth evolve? - Peter S. Ungar
AdultsBiologyHealthHumanScienceEvolution... You may take them for granted, but your teeth are a marvel. They break up all your food over the course of your life, while being strong enough to withstand breakage themselves. How do they do it?
How to Make an Elephant Explode with Science - The Size of Life 2
AdultsAnimalsGeneticsScienceBiologyExperiments... Life on this planet is based on cells. Cells do vary in size. But they are pretty similar in their dimensions across all species. A blue whale doesn't have bigger cells than a hummingbird, just a lot more of them.