Instructional Video5:52
Science ABC

Endocrine System: How Hormones Work?

Pre-K - Higher Ed
The endocrine system is composed of glands that produce hormones to affect changes in distant target organs. It is crucial in maintaining homeostasisbalancein the body. There are seven major endocrine glands scattered throughout the...
Instructional Video5:45
Science ABC

Emotions and the Brain: What is the limbic system?

Pre-K - Higher Ed
The limbic system is the term for various parts of the brain involved in emotions such as fear, aggression, and attraction, and behaviors related to these emotions, as well as memory, learning, and senses. The four important parts of the...
Instructional Video3:27
Science ABC

Does Earth come back to the same spot on your birthday?

Pre-K - Higher Ed
Since Earth completes one revolution around the sun in 1 year, it would make sense to think that after the completion of year, Earth would be exactly at the same spot where it was at the beginning of the year, wouldn't it? But is it...
Instructional Video3:56
Science ABC

Do Fish Get Thirsty and Do They Need to Drink Water?

Pre-K - Higher Ed
Whether fish get thirsty depends on the fish you look at. Fish that live in freshwater have different physiology to deal with their environment than fish in salty seawater. These physiological differences dictate whether fish need to...
Instructional Video6:13
Science ABC

Do bones decompose? How long does it take for bones to decompose?

Pre-K - Higher Ed
Ever wonder why bones can survive hundreds of years without decomposing? This is due to the unique composition of bone. Bone is primarily composed of a very stable protein called collagen and the mineral calcium. The association between...
Instructional Video9:13
Science ABC

Digestive System: Ingestion to Egestion Explained in Simple Words

Pre-K - Higher Ed
The digestive system is the system that helps us break down the food we eat to its basic nutrients so that our body can use those nutrients to get energy. The digestive system is composed of the long continuous alimentary tract or...
Instructional Video5:40
Science ABC

Detectives Use this Simple Technique to Find Your Fingerprints (Even AFTER You Have Wiped Them Off)!

Pre-K - Higher Ed
There’s a common movie trope of an actor wiping their fingerprints off a gun. It seems like a simple wipe with a cloth eliminates any trace of a criminal’s guilt, but that isn’t actually the case! Scientists have developed a method that...
Instructional Video5:23
Science ABC

Current Vs Voltage: How Much Current Can Kill You?

Pre-K - Higher Ed
Voltage vs current, or sometimes it's current vs voltage; we are constantly trying to understand the differences between these two entities related to electricity. Then, there is sometimes one more entity: resistance. How do these three...
Instructional Video8:11
Science ABC

Circulatory System And The Heart | Explained In Simple Words

Pre-K - Higher Ed
The circulatory system is a vast, complex network of blood vessels that serve as highways for transporting blood which contains life-sustaining molecules, such as nutrients, gasses, hormones and waste products, to the various organs of...
Instructional Video9:21
Science ABC

Cellular Respiration: How Do Cells Get Energy?

Pre-K - Higher Ed
Cellular respiration is the process through which the cell generates energy, in the form of ATP, using food and oxygen. The is a multistep biochemical process where food, primarily the carbohydrate glucose, is broken down to produce...
Instructional Video6:25
Science ABC

Can We Harness Electricity From Lightning?

Pre-K - Higher Ed
It is very difficult to harness power from lightning power because of its volatile nature, sporadic appearance and uneven geographical distribution. Lightning is one of the incredible forces of nature. A single bolt of it carries a few...
Instructional Video4:04
Science ABC

Are Zebras Black with White Stripes or White with Black Stripes?

Pre-K - Higher Ed
Zebras are actually black with white stripes. All animals get their colors from pigments called melanin which are of two kinds - eumelanin gives a black to brown color which pheomelanin gives reddish to yellow hues. The cells that create...
Instructional Video4:10
Science ABC

Coefficient Of Restitution: Why Certain Objects Are More Bouncy Than Others?

Pre-K - Higher Ed
Coefficient of restitution: What is it? How is it related to the general bounciness of balls and other objects? Here's a quick, simple and basic explanation of the coefficient of restitution for kids and laymen. Basketballs bounce a lot,...
Instructional Video4:19
Science ABC

Bose Einstein Condensate Explained in Simple Words

Pre-K - Higher Ed
Bose Einstein condensate is considered the fifth state of matter - its obtained when gas particles are cooled to almost absolute zero temperature. To generate the Bose-Einstein condensate, the first step is to obtain a cloud of gas; a...
Instructional Video5:28
Science ABC

Boltzmann Brain Paradox Explained in Simple Words

Pre-K - Higher Ed
A Boltzmann brain is not real, but what’s fascinating about it is that it thinks it’s real, and all the memories and experiences it has are real. But, of course, this brain is not real. But how would such a brain know that its...
Instructional Video6:55
Science ABC

Black Holes Explained: What Is a Black Hole? How They Form?

Pre-K - Higher Ed
A black hole is a celestial body or simply a place in space where the gravitational pull is so high that nothing, not even light can escape it. This is why it's completely black, and hence it's called a black hole. A black hole's...
Instructional Video4:18
Science ABC

Bird Strike: What Happens When A Bird Strikes An Aircraft?

Pre-K - Higher Ed
Bird strike on airplanes is one of the most biggest causes of concern for the airline industry and military. When a bird or a flock of birds hits an airplane, the plane may sustain some serious damage which can have disastrous...
Instructional Video9:54
Science ABC

Quantum Entanglement: Explained in REALLY SIMPLE Words

Pre-K - Higher Ed
Quantum entanglement is a physical resource, like energy, that is possible between quantum systems. When a coin spins on a flat surface, its in a state of superposition between its two faceshead and tails. Similarly, electrons in their...
Instructional Video6:07
Science ABC

Why Venus and Mercury have no Moons?

Pre-K - Higher Ed
Mercury and Venus have no moons because of their close proximity to the Sun. Any moon orbiting around them is likely be swallowed by the mammoth gravitational pull of the mighty Sun. All planets except for Mercury and Venus have moons....
Instructional Video7:01
Science ABC

Why Is Space Cold If There Are So Many Stars?

Pre-K - Higher Ed
Space is filled with countless stars, all of which radiate enormous amounts of heat. These stars are tens of thousands of times bigger than our own sun. Still, space is considered to be cold. Why is that? If there are so many hot burning...
Instructional Video5:10
Science ABC

Why Is It Called "Dead" Sea? Why Does Everyone Float In This Sea?

Pre-K - Higher Ed
Lying on the lowest point on the Earth, the hypersaline Dead Sea is one of the most fascinating places on this planet. People float effortlessly here and that is the major attraction of the Dead Sea. But besides this natural buoyancy,...
Instructional Video3:17
Science ABC

Why Is Blood Drawn From Veins And Not From Arteries?

Pre-K - Higher Ed
Experts use veins to draw blood for blood testing, blood donation, and more because the structure and position of veins make it easier to draw blood out of as compared to arteries. It may also be dangerous to draw blood from arteries.
Instructional Video3:57
Science ABC

Why is a Circle 360 Degrees, Why Not a Simpler Number, like 100?

Pre-K - Higher Ed
A circle is 360 degrees But have you ever thought why is a circle not a simpler number, like 10 degrees or 100 degrees? As it turns out 360 is actually a very good number. From a purely mathematical standpoint, a number like 10 or 100...
Instructional Video5:21
Science ABC

Why Heart Cancer Is So Rare It (Almost) Never Happens

Pre-K - Higher Ed
The heart is practically immune to getting cancer. 2 in 100,000 of those who have cancer are those with a primary cancer of the heart. That is an astonishing low number. So, what is so special about the heart that it rarely, if ever,...