Dolphins are one of the smartest animal species on Earth. In fact, their encephalization quotient (their brain size compared to the average for their body size) is second only to humans. But exactly how smart are they? Lori Marino...

You've probably noticed that dead or dying bugs end up on their backsides, and that's not just your imagination! It turns out there are some physics at play here.

This week's SciShow News finds Hank up to his elbows in weird disorders and strange behaviors, including a chemical that makes men stay faithful, new insights into what makes some behavior contagious, and the truth about a disease that...

In this video Paul Andersen explains how the total energy of a system is the combination of kinetic, potential and internal energy of the objects. He then shows you how to calculate the kinetic energy, gravitational potential energy,...

Most people will take a pill, receive an injection, or otherwise take some kind of medicine during their lives. But most of us don't know anything about how these substances actually work. How can various compounds impact the way we...

Measuring 'intellect' is a difficult task. Check out one way scientists are attempting to make this endeavor more testable.

You might know of dyslexia as a reading disorder, but years of research suggests that people with dyslexia might struggle with processing letters because they also have trouble processing rhythm.

How people assess their abilities doesn't often line up well with how they objectively perform. However, there does seem to be a good reason for this, as well as a way that people can get better.

We may never know when our ancestors walked out of the water into dry land. But it's possible they may have been walking in water for millions of years!

Every day, we move and operate within systems of power that other people have constructed. But we're often uncomfortable talking about power. Why? Eric Liu describes the six sources of power and explains how understanding them is key to...

What if you couldn’t remember anything past 30 seconds? Let us introduce you to a man named Henry Molaison who was diagnosed with anterograde amnesia. He couldn’t form new memories.

Does your cat have a concept of time? Is it different from a snapping turtle's? Scientists study how animals process sensory information to figure out how they experience time. Spoilers: human kids and adults might experience time...

Studies suggest that if you made full-body scans part of your regular routine, you’d find a bunch of cancers over the years, but it wouldn't change your odds of having a life-threatening cancer. This is mostly because our definition of...

Ever wonder how that guitarist nailed that solo or how your favorite rapper can roll out so many lyrics while making it look easy? Beside lots of practice, your brain has a few tricks.

You may have heard about a study that found pigeons can visually recognize what printed words look like. Does that mean these birds can read?

There’s a connective tissue running all throughout your body that not only holds all your muscles and organs together, but also has sensory and mechanical properties that may explain some poorly understood medical phenomena.

Have you ever wondered: Am I a human being? Ze Frank suggests a series of simple questions that will determine this. Please relax and follow the prompts. Let's begin …

You might be susceptible to "tickle attacks," but have you ever wondered why you can't tickle yourself?

You might love your good, sweet pupper, but can you ever truly be sure if they love you back?

Amyotrophic Lateral Sclerosis (ALS), also called motor neuron disease and Lou Gehrig's Disease, affects about two out of every 100,000 people worldwide. When a person has ALS, their motor neurons - the cells responsible for all voluntary...

In this video Paul Andersen explains how the magnetic permeability is the ability of a material to form internal magnetic fields. The magnetic permeability of free space is a constant and is much lower than the magnetic permeability of...

A common misconception is that evolution is a long chain of progress, where organisms gain cool, new features over time. However, if a trait doesn't help with survival or reproduction, eventually it can disappear. Here are a few...

Dolphins, crows, apes -- you know the drill about smart animals. But there are lots of animals that are smarter than you think. Not everyone thinks they're pretty, but scientists know they're smart.

If you hear the word “baby-faced” you might picture a doe-eyed celebrity who never seems to age. But, really, you should be thinking of the axolotl. However, it is possible to transform these otherwise forever-babies, causing them to...