Chessa Frei

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6 Amazing Structures Built by Surprising Creatures

Without a blueprint to speak of, organisms big and small can build air-conditioning systems, massive walls, and even islands.<p>Life on Earth is constantly shaped by our ever-changing planet. Mountain ranges and sea barriers cut species off from one another, causing new species to emerge or older ones …

25 Ways to use Google Forms in the Classroom (with examples!)

Google Forms is one of my favorite classroom tools. But here's the deal - most teachers aren't taking full advantage of what Google Forms has to …

The 15 Best Netflix Documentaries You Need To Stop Skipping Over

You always see them on Netflix, now it's time to watch them.

Next New Horizons flyby will happen a year from today

The New Horizons flyby of Kuiper Belt object 2014 MU69 – a year from today, on January 1, 2019 – will be the most distant in the history of space …

Man checks single can of beer for flight, becomes internet hero

Everyone knows you can’t bring large containers of liquid on airplanes. 100 milliliters (3.4 ounces) is the limit. Which raises the question: What do …

Luggage

Understanding the Genetics Revolution

<i>Carl Zimmer writes books, articles, essays, and blog posts in which he reports from the frontiers of biology, where scientists are expanding our</i> …

Researchers Uncover What Causes Cancer Cells to Spread and How We Can Slow It

Understanding Cancer Cells<p>Treating cancer can be tricky: for one, cancer cells tend to spread quickly, known as metastasis — a behavior which …

New Study Shows the Impact of PBL on Student Achievement

About the Study<p>In our study, we randomly assigned second-grade teachers in high-poverty schools that had low performance on state tests to two …

Worm Grows 2 Heads in Space, Surprising Scientists

The regenerative power of flatworms — which can regrow into complete individuals after they've been cut into pieces — is well-known among scientists. …

This Scientist Discovered A New Blue–And Now Crayola Is Making It Into A Crayon

YInMn Blue, the first new blue pigment in 200 years, was created in a lab accident.<p>The chemist and Oregon State University professor Mas Subramanian was focused on discovering exotic materials to use in electronics. But to his surprise, he became known for accidentally creating something quite …

UK researchers identify macrophages as key factor for regeneration in mammals

LEXINGTON, Ky. (May 16, 2017) -- A team of University of Kentucky researchers has discovered that macrophages, a type of immune cell that clears …

Two New & Very Useful Writing Frames For Teachers & Students

One of my popular – and most useful – “Best” lists is The Best Scaffolded Writing Frames For Students. It’s certainly one that I consult …

How A Gene Editing Tool Went From Labs To A Middle-School Classroom

On a Saturday afternoon, 10 students gather at Genspace, a community lab in Brooklyn, to learn how to edit genes.<p>There's a recent graduate with a master's in plant biology, a high school student who started a synthetic biology club, a medical student, an eighth grader, and someone who works in …

Patient uses fat stem cells to repair his wrist

<b>(CNN) —</b> Bill Marlette was a long way from home, but he was willing to take the risk, as there were really no other options.<p>He was tired of the daily pain that made even shaking someone's hand almost unbearable.<p>Marlette lost his arm in an accident when he was a teenager, but as an active kid, he …

Stem Cells

This might be the coolest visualization of evolution ever

Watch these bacteria evolve antibiotic resistance in just 12 days<p>In this video, you can literally see evolution happening over the course of just days.<p>Researchers at Harvard and the Technion–Israel Institute of Technology have set up what’s essentially a giant rectangular petri dish, called the …

What Everybody, Including Donald Trump, Needs to Know About How Your Body Gets Its “Energy”

Food contains energy. Exercise takes energy. We feel great when we’re full of energy. But, uh, are we talking about the same thing in all three …

Travel 5 million years into the Milky Way's future

Gaze into Gaia's crystal ball and you will see the future. This video shows the motion of 2,057,050 stars in the coming 5 million years from the …

This New Gene Map Could Force a Rethink of How Vertebrate Brains Evolved

It's not as simple as the textbooks say.<p>As complex as the human brain is, it more or less has the same fundamental structure as most other backboned …

Immune cells unexpectedly help the heart keep its beat

The immune cells known as macrophages have a long to-do list in our bodies. They defend us from bacteria, coax wounds to heal, and perform other …

Indiana University

Earth - Why doing a poo takes almost all animals roughly 12 seconds

The ancient Chinese practiced copromancy, the diagnosis of health based on the shape, size and texture of faeces. So did the Egyptians, the Greeks and nearly every ancient culture. Even today, your doctor may ask when you last had a bowel movement and to describe it in exquisite detail.<p>Sure, it's …

Almost every speed limit is too low

When lieutenant Gary Megge of the Michigan State Police attends a meeting, he sometimes asks, “How many of you broke the speed limit on your way here?”<p>Hearing his question, you might assume that lieutenant Megge is a particularly zealous police officer. The type of person who walks half a city …

USDOT

“Legends Of Learning” Is New Game-Based Site That Lets Teachers Create Free (For Awhile) Virtual Classrooms

<b> <br>Note: After a closer look, it appears the site is free for a month or so after registration (longer if you have fewer students) and then you have to</b> …

Here's why The Big Bang Theory star Mayim Bialik wants people to stop calling grown women "girls"

<i>The Big Bang Theory</i>'s Mayim Bialik (Amy Farrah-Fowler) has just gone viral after posting a video that asks women and men to stop referring to women …

Ask Ethan: What's The Difference Between A Fermion And A Boson?

There are only two types of fundamental particle known in the entire Universe: fermions and bosons. Every particle — in addition to the normal properties you know like mass and electric charge — has an intrinsic amount of angular momentum to it, colloquially known as spin. Particles with spins that …

Hear Nirvana’s “Smells Like Teen Spirit” Shifted from Minor to Major Key, and Radiohead’s “Creep” Moved from Major to Minor

A few years ago, we shared a version of R.EM.’s 1991 alternative hit “Losing My Religion” as reworked from a minor to a major key through digital …

Alternative Music

100 Dog Memes That Will Keep You Laughing For Hours

They're all good boys.

Large Hadron Collider discovers five hidden subatomic particles

Five new particles have been discovered 'hiding in plain sight' at the Large Hadron Collider.<p>How could the Large Hadron Collider unlock other …

A new kind of doctor's office that charges a monthly fee and doesn't take insurance could lead to much cheaper prescriptions

For one of Dr. John Burrell's new patients, a six-month supply of a drug fell from $120 to $20.<p>That's because Burrell, who runs a primary-care office in Columbia, South Carolina, manages to charge his patients wholesale prices.<p>Burrell runs a direct primary-care practice. Instead of accepting …

Health Care

10 Fundamental Truths That Will Change Your Life

You can achieve amazing things if you stay focused on the right things.<p>Opinions expressed by <i>Entrepreneur</i> contributors are their own.<p>It’s surprising how easy it is to lose sight of the important things in life. Busy schedules and regular routines have a tendency to put the brain on autopilot.<p>When …

Self-improvement

When the Lights Went Out in the Universe

<i>Paul Sutter</i> <i>is an astrophysicist at</i> <i>The Ohio State University</i><i>and the chief scientist at</i> <i>COSI Science Center</i><i>. Sutter is also host of</i> <i>Ask a</i> …

Dark Matter