Biology and Chemistry Articles

Here is the collection of expert other science articles that deal with various sciences outside physics. These would include biology, chemistry, earth and computer sciences. Learn something new today!

What is Evolution

What is Evolution: A Beginner's Guide

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Introduction to Evolution The study of evolution has dominated the field of biology for over a century. Explaining why the life we see is as it is fascinates…
how to identify wood

Want to Tell One Wood from Another? Learn Basic Wood Anatomy

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As a long-time woodworker I have an interest in being able to tell one wood from another and in the process of learning how to do that, I've developed…
dna_stretch

New Research on Untying Knots in Polymers

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A joint computational-experimental paper that I worked on was just published in MacroLetters, a journal that covers all topics relating to macromolecules…
cameralense

New High Performance Ultra-wide Angle Lenses

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Note, unless otherwise specified, all focal lengths are in terms of the 35mm image format.Recently, there has been a flurry of new high performance…
experimenthistory

Read About History's First Science Experiments

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In this Insight I'm going to talk about two of the first science experiments in recorded history. One was allegedly performed by the Prophet Elijah in…
polymer

Polymer Physics and Genetic Sequencing

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IntroductionMy main research focuses on using DNA molecules to study polymer physics. Theoretical polymer physics is based on the thermodynamic behaviour…
softwarenotperfect

Why Your Software is Never Perfect

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We occasionally have students ask for help on software, "My software is perfect, but it doesn't work!" Your software is never perfect. My own software…
Mitochondria

When did Mitochondria Evolve?

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Historically, life is categorized into three broad domains: bacteria, archaea, and eukaryota.  Whereas bacteria and archaea are almost all relatively…
computermath

Why Can't My Computer Do Simple Arithmetic?

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The first computer I owned was an Apple IIe computer, with a CPU that ran at slightly over 1 Megahertz (MHz), and with 64 Kilobytes (KB) of RAM, together…
greenhouse

Frequently Made Errors in Climate Science - The Greenhouse Effect

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1.What is meant by "The Greenhouse Effect"? Many gases, such as H2O, CO2, CH4, are transparent to visible light but absorb and emit parts of the infrared…
cancer

What Causes Cancer: Bad Luck or Bad Lifestyles?

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What causes cancer?  For the most part, cancer is a disease that arises from mutations in the body that accumulate over time.  These mutations knock-out…
DNA

Atomic Positioning with DNA Hinges

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I was perusing the Nature Nanotechnology website today when I came across an interesting article by Funke and Dietz, called "Placing molecules with Bohr…
Alzheimers

Can Gene Editing Eliminate Alzheimer's Disease?

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The development of the CRISPR/Cas9 system has made gene editing a relatively simple task.  While CRISPR and other gene editing technologies stand to revolutionize…
CrispR DNA

Why CRISPR Technologies Won't Lead to Designer Babies

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The prospect of designer babies has been a staple of the dystopian futures imagined by science-fiction writers, evoking fears of eugenics (e.g. Brave New…
bioethics

The New Bioethics | A 21st Century Overview

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It used to be that worrying about the future meant worrying about the crop output, or whether father was really going to die from the fever that was sweeping…
evolution_evidence

5 Pieces of Evidence for Evolution

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Evidence for evolution Here's some of the evidence available for evolution: 1. Fossil record: The fossil record is the piece of classical evidence that…
amplifier

Studio in a Box: Digital Modeling Amplifiers

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Musical-recording age Since the dawn of the musical-recording age, the preferred method of recording guitars has been to set up microphones in front of…