Andrew Wilkinson

44 Flips | 3 Magazines | 16 Followers | @AEW99 | Biology teacher and 1st XV rugby coach at Lancaster Royal Grammar School

Your Immune System: Natural Born Killer - Crash Course Biology #32

Overview of the Immune System

Immunology Overview

Counting yeast with a hemocytometer • Hemocytometer

Back from a friend’s party where you tried homemade beer? And now you want to try yourself right? I see. Well, here we will (only) go through the …

3D model of a nerve terminal in atomic detail

The electrochemical jelly inside your head contains something like one quadrillion synapses, the junctions at which nerve cells talk to one other by converting electrical signals into chemical ones and then back again. They have two components (sometimes three): the nerve terminal of one cell, …

15 Insane Things That Correlate With Each Other

Now a ridiculous book!<p>Spurious charts<br>• Fascinating factoids<br>• Commentary in the footnotes<p>Amazon | Barnes & Noble | Indie Bound<p>Data sources: U.S. Office of …

Epigenetics 101: a beginner’s guide to explaining everything

Epigenetics is one of the hottest fields in the life sciences. It’s a phenomenon with wide-ranging, powerful effects on many aspects of biology, and enormous potential in human medicine. As such, its ability to fill in some of the gaps in our scientific knowledge is mentioned everywhere from …

You may have billions and billions of good reasons for being unfit

Excerpt: "We have determined that our genome's ability to modify itself is partly hard-wired – the open question is how does our genome react to …

Can Artificial Meat Save The World?

Traditional chicken, beef, and pork production devours resources and creates waste. Meat-free meat might be the solution.<p>On an ordinary spring morning in Columbia, Missouri, Ethan Brown stands in the middle of an ordinary kitchen tearing apart a chicken fajita strip. “Look at this,” he says. “It’s …

Your social media "likes" expose more than you think

Do you like curly fries? Have you Liked them on Facebook? Watch this talk to find out the surprising things Facebook (and others) can guess about you …

Zombie roaches and other parasite tales

In this fascinating, hilarious and ever-so-slightly creepy talk, science writer Ed Yong tells the story of his favorite parasites -- animals and …

Fossil Unearthed in China Sheds Light on Origin of Flying Reptiles

A Chinese fossil is the earliest and most primitive pterodactyloid, part of a group of flying reptiles that ruled the skies some 163 million years ago, scientists report.<p>Winged creatures called pterosaurs evolved from a primitive form that lived about 228 million years ago into the largest flying …

Dinosaurs

How to Bake Scientifically Accurate Cake Planets

Watch the above video for an overview of how they put these cakes together. If you want to try it yourself, you can find a detailed step-by-step …

Planets

Self-healing engineered muscle grown in the laboratory

Biomedical engineers have grown living skeletal muscle that looks a lot like the real thing. It contracts powerfully and rapidly, integrates into …

Deep sea creatures shed light on the future of medical imaging

In July, a team of scientists organised by the American Museum of Natural History will dive 300 metres below the Atlantic Ocean's surface about 160km off the coast of New England. Among their goals: to find bioluminescent creatures – such as the dinoflagellates that make their own light, causing …

3D-printed noses for accident victims "within a year"

<b>News:</b> 3D-printed nose and ear replacements for accident victims and people with facial disfigurements could be just a year away, according to a …

Scientists Sequence The Largest Genome To Date

Proof that genome size doesn't correlate with intelligence. Or DOES it?<p>Loblolly pines are pleasant conifers that grow throughout the Southeast US, and are probably the most commercially important tree in the South. Denizens of the lowlands, they are also found in clay soils, quickly reclaim old …

Water Levels and the Kidney | S-cool, the revision website

Controlling the level of water is linked to getting rid of nitrogenous waste so we'll deal with them both together. As mentioned before, nitrogenous …

Toba catastrophe theory

Artist's impression of the eruption from about 42 kilometres (26 mi) above Pulau Simeulue<p>Volcano<p>Toba supervolcano<p>Date<p>74,100—75,900 years …

Visualizing the wonder of a living cell

Medical animator David Bolinsky presents 3 minutes of stunning animation that show the bustling life inside a cell.

Animations of unseeable biology

We have no ways to directly observe molecules and what they do -- but Drew Berry wants to change that. He demos his scientifically accurate (and …

Will our kids be a different species?

Throughout human evolution, multiple versions of humans co-existed. Could we be mid-upgrade now? Juan Enriquez sweeps across time and space to bring …

How we discovered DNA

Nobel laureate James Watson opens TED2005 with the frank and funny story of how he and his research partner, Francis Crick, discovered the structure …

What is so special about the human brain? | Suzana Herculano-Houzel

A map of the brain

How can we begin to understand the way the brain works? The same way we begin to understand a city: by making a map. In this visually stunning talk, …

Placebo effect works even if patients know they're getting a sham drug

Patients can benefit from being treated with sham drugs even if they are told they contain no active ingredient, scientists have found. The finding suggests that the placebo effect could work without the need for any deception on the part of the doctor, as had been previously thought.<p>When a patient …