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!

Differential Equation Systems and Nature

Differential Equation Systems and Nature

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Abstract "Mathematics is the native language of nature." is a phrase that is often used when it comes to explaining why mathematics is all around in natural…
probabilities virus testing

Probabilistic Factors Involved in Disease and Virus Testing

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Introduction This Insight looks at the various probabilistic factors and related terminology involved in disease and virus testing.As we all know,…
What is Evolution

Introduction to Evolution: Key Concepts & FAQs Guide

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Introduction to Evolution Overview The study of evolution has dominated biology for over a century. Explaining why life is the way it is fascinates both…
how to identify wood

Tell One Wood from Another: Basic Wood Anatomy

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Introduction About the author As a long-time woodworker, I enjoy being able to tell one wood from another. In the process of learning how to do that,…
dna_stretch

Knotted DNA in Extensional Flow: Coil–Stretch and Untying

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Macromolecules Paper overview A joint computational-experimental paper that I worked on was just published in MacroLetters, a journal that covers all…
cameralense

Ultra-Wide-Angle Lenses: Design, Use, and Guide

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Note, unless otherwise specified, all focal lengths are in terms of the 35mm image format. Overview: why ultra-wide-angle lenses matter Recently there…
experimenthistory

Ancient Experiments: Elijah, Psammetichus, Early Science

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Overview 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…
polymer

DNA Mapping & Nanopore Sequencing: Nanochannel Insights

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Introduction A single DNA molecule snaking its way through an array of cavities. This movie is from one of my later Ph.D. experiments. …
softwarenotperfect

Why Your Software is Never Perfect

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

When did Mitochondria Evolve?

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Eukaryote evolution and cellular complexity Historically, life is categorized into three broad domains: bacteria, archaea, and eukaryota.  Whereas bacteria…
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…
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…
bioethics

Bioethics & Genetic Engineering: Ethics and Policy

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Bioethics Key PointsWorrying about the future now means recognizing advances in technology, such as genetic engineering, that have already arisen. …
evolution_evidence

5 Pieces of Evidence that Support Theory of Evolution

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Evidence for Evolution If you’re new to the topic, these primers provide helpful background:What is Evolution: A Beginner’s Guide What Is Evolution…