This video helps in understanding the difference between a population and a sample. Furthermore, you will know the difference between a random sample and a representative sample.
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This clip is from the chapter "Introduction...

In this week's episode, we discover the oldest fossil evidence of modern, venomous snakes in Africa; we discover what was going on in the earliest moments of our universe just after the Big Bang; and, finally, we learn about a weather...

In NSF Science Now 54, we discover why some bumble bees are in peril; that some of the earliest primates were adept leapers; we explore a new technique that can print drugs and finally, we learn about a new app capable of detecting...

Alie gets personal and talks about how she discovered neuroscience and why she is passionate about it. Alie had no intention of being a neuroscientist when she started out. So what changed her mind? Find out on this episode! Neuroscience...

Exercise isn't the key to weight loss. Still. But food companies want to convince you otherwise. This is Healthcare Triage News.

A feature from NASA’s Ames Research Center in Silicon Valley originally posted on November 16, 2016.

HBCUs (Historically Black Colleges and Universities) have the prestigious honor of always being committed to the mission of educating everyone regardless of race, but Evelyn and Hallease both attended a PWI (Predominately White...

The Eleventh Day

DAY 11 | STORY | The Wicked Tricks of Till Owlyglass - Kids' Poems and Stories With Michael
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When we hear how Till Owlyglass proved himself wiser than the wisest professors of Prague, and how he taught a...

Professor Stoloff studies emerging educational technologies in his teaching and scholarship, including applications of global collaborations, electronic portfolios and open educational resources in student-managed learning. He has taught...

We asked our audience what they thought about making university free, so in this video, we're examing the pros and cons of free tuition.

James C. Kaufman, Ph.D., is a Professor of Psychology at the University of Connecticut. He received his Ph.D. from Yale University in Cognitive Psychology in 2001. Kaufman is an international leader in the field of...

In this week’s episode we learn about an app to detect sleep apnea, teen risk-taking, a new Wi-Fi booster and, finally, we explore a first-of-its-kind rehab robot. Check it out!

In this week’s episode, we discover secrets in buried soils; we learn how elephant seals protect their organs when diving; we learn about Amulet -- the future in wearable technology; and, finally, we explore the fast-moving Thwaites...

Allison B. Kaufman, PhD is a research scientist with the Department of Ecology and Evolutionary Biology at the University of Connecticut, where she also teaches as a adjunct professor in the departments of Marine Biology and Psychology....

With so much of the earth's oceans being unmapped, there are certainly some strange things down there. . .

Dr. Scott Ellsworth, University of Michigan, teaches courses on African American history, Southern literature, race and sports, and crime and justice in contemporary U.S. society. Trained as a historian, he received his Ph.D from Duke...

In this week's episode, we learn about marine mammals' need for speed, magnify a new tool combating mosquito-borne disease, break down new materials inspired by kirigami, and finally, discover new hydrothermal vents. Check it out!

In this week’s episode of NSF Science Now, we explore the Harvard Forest Long-Term Ecological Site, phytoplankton and climate change, how silver turns people blue and, finally, why math hurts.

In this week’s episode, we learn about an app to detect sleep apnea, teen risk-taking, a new Wi-Fi booster and, finally, we explore a first-of-its-kind rehab robot.

Aaron Parker is a water quality specialist for the Makah Fisheries Environmental Division. As a member of the Makah Tribe, he conducts nearshore and instream water sampling, monitors for harmful algal blooms, and works with other...

People rely on batteries to power our technology: laptops and phones run on rechargeable batteries. These can leak and are full of chemicals. But over time, these batteries stop re-charging, forcing us to purchase a new battery. But what...

A feature from NASA’s Ames Research Center in Silicon Valley originally posted on December 13, 2016.

Economists aren't born, they're made. Irwin Collier digs into archives to find out how Paul Samuelson and his generation were made. What did they learn, and how did they learn it? While today's graduate schools focus on quantitative...

The mind prioritizes the visual information we see over the auditory information we hear. This is called the McGurk Effect. Learn how and why this is.