## Understanding the p-value – Statistics Help

One of the most important concepts in statistics is the meaning of the P-value. Whenever we use Excel or other computer packages to analyse data, one of the key outputs is the p-value or sig. In formal terms, The p-value is the probability that, IF the null hypothesis were true, sampling variation would produce an […]

## This Is the End of the Silicon Chip, Here’s What’s Next

Electronics keep getting smaller, and it’s all thanks to electric switches called transistors. When these little fellas replaced vacuum tubes, computers went from the size of entire rooms to merely the corner of a room. In the 60-odd years since, transistors have kept shrinking, scaling down and powering up our electronics with them. But many […]

## How to Create a Concept Map

How to create a concept map. What is a concept map? A concept map is a visual way to organize thoughts and make connections between ideas. How can I use a concept map? You can use a concept map to brainstorm and organize ideas, create an outline for an assignment, or test your knowledge and […]

## Engineers Created A New Bionic Arm That Can Grow With You

“These are the deus ex panels which you can see look really nice. With this arm, I’m able to open and close as you can see, tense my muscles, there you go, I can change the thumb, and then if I press the middle button it flashes. I love it because everyone’s so distracted by […]

## Drilling for DNA

When we’re looking at the fossil record through the microscope, we only find the most robust species. There’s lots of organisms that do not have a robust skeleton and they don’t fossilize and so the aim of ancient DNA techniques really is to look at the broader picture of those species as well. My name […]

## Molecular Cloning, 4th Edition

excited not quite the right word you know i’ve been broke working on this project for about five years so i’m very gratified that her that mix uh… that it’s finished now took a lot of work on my part of a lot of other number of other people around uh… two thousand seven two […]

## Dennis Charney: Resilience Lessons from Our Veterans

Dr. Southwick and I, Steve Southwick, my co-author, we’re psychiatrists and we over many years, over about three decades working together, we have been trying to understand what causes serious forms of depression both biologically and psychologically, serious forms of post traumatic stress disorder and other anxiety disorders, developing new treatments.  And then at one […]

## ‘Hey Bill Nye, Could Scientists Today Create Frankenstein’s Monster?’ #TuesdaysWithBill

Hi Bill Nye. My name is Lauren. First off I’d like to say that you’re my favorite person ever in the world. But my question is do you think we can build our own modern day Frankenstein sewn together body parts and somehow reanimating it, do you think it’s possible because you seem like the […]