Increasing levels of carbon in the ocean are making the water more acidic, and that’s beginning to have an impact on shellfish, corals and some of the tiniest shell-making marine organisms that are essential to the ocean food web.
May 24, 2012, 03:12 PST
The Worm Atlas
If you are studying worms, then you absolutely need this reference material. It has everything you need to know about worms including excellent illustrations and photographs of their anatomy.
Nov 6, 2011, 04:07 PST
The study of anatomy has become more interesting with the help of interactive study programs. Some of the modules cover the entire body and others specialize in specific areas of the body such as the ear or the hand.
Aug 27, 2011, 19:34 PST
Cool Anatomy Tool!
This tutorial was designed for use by college students studying cat anatomy.
Sep 9, 2010, 13:55 PST
Taking sharper aim at pesky stomach ulcer bacteria
Whatâ€™s inside of one-sixth of the worldâ€™s population and is a thousand times smaller than the head of a pin? Itâ€™s Helicobacter pylori, the pesky bacterium behind ulcers and other unpleasant stomach diseases.
Mar 16, 2010, 19:56 PST
The Phantom Torso Returns
Matroshka is an armless, legless, human-shaped torso, a mannequin that looks like he's wrapped in a mummy's bandages. Looking like an escapee from a contemporary art show, this mannequin is actually an intrepid space traveler, who just spent four months on the International Space Station, helping scientists to learn about space radiation.
May 27, 2009, 13:26 PST
Student Study Help in Genetics
A collaborative study area for teachers and students interested in genetics and biology.
May 22, 2009, 09:19 PST
A look at the stability of the elephant population in the world today.
Apr 5, 2009, 14:22 PST
Are Polar Bears Endangered?
Some say that polar bears are going to disappear in 50 years, but Alaskan officials insist their populations are recovering. Whatâ€™s the real story?
Mar 15, 2009, 18:01 PST
What Does Baby Formula & Algae & NASA Have In Common?
A look at an algae based food supplement that was developed for the NASA space program as a food supplement, and is currently used in baby formula.
Mar 12, 2009, 13:45 PST
Get Body Smart
We are very excited to share this excellent resource on anatomy and physiology with the students and teachers at ClassBrain. Our friend Scott Sheffield of ConceptCreators, Inc. has created these excellent study materials and has kindly agreed to share them with us.
Dec 14, 2006, 13:51 PST
The Immunology Lab
This virtual immunology laboratory will demonstrate how such a test, termed an enzyme-linked immunosorbent assay (ELISA), is carried out and show some of the key experimental problems that may be encountered.
Dec 12, 2006, 00:59 PST
The Neurophysiology Lab
Record electrical activities of individual neurons in this interactive neurophysiology while you deliver mechanical stimulus to the attached skin. Inject fluorescent dyes into the neurons to visualize their morphology.
Dec 12, 2006, 00:49 PST
The Cardiology Lab
The focus of this interactive Cardiology Lab is on heritable diseases of the heart. You are cast here as a virtual intern to accompany a doctor examining three different patients.
Dec 12, 2006, 00:43 PST
The Bacterial Identification Lab
The purpose of the Bacterial Identification Lab is to familiarize you with the science and techniques used to identify different types of bacteria based on their DNA sequences.
Dec 12, 2006, 00:35 PST
Transgenic Fly Lab
The Virtual Transgenic Fly Lab will familiarize you with the science and techniques used to make transgenic flies. Transgenic organisms, which contain DNA that is inserted experimentally, are used to study many biological processes.
Dec 12, 2006, 00:23 PST
Genetic Testing of Female Athletes
At times those responsible for conducting high-stakes athletic competitions like the Olympics have been greatly concerned with gender testing athletes. Learn why verifying a person's gender may be harder than you think.
Dec 11, 2006, 13:08 PST
Small molecules are chemicals that can interact with proteins to affect their functions. Learn about the structure and biological functions of various small molecules like sugar and caffeine.
Dec 11, 2006, 13:01 PST
Origins of Modern Humans
All living humans originated from populations of ancestors who migrated out of Africa less than 100,000 years ago. Learn how scientists have used genetic markers to trace the migration routes and origins of modern human populations.
Dec 11, 2006, 12:54 PST
How The Body Uses Fat
Fat is tissue, a type of cell, and a substance. Watch a Flash slide show that delves into the various molecular shapes that fat can take.
Dec 11, 2006, 12:40 PST
Molecular Structure of Fat
Fat is tissue, a type of cell, and a substance. Learn about the chemical and molecular structure of fat and how it relates health. A Flash slide show that delves into the various molecular shapes that fat can take.
Dec 11, 2006, 12:30 PST
There is no way to directly measure how much fat a living person has. Learn about the various methods used by researchers and fitness advisors to estimate a personâ€™s body fat.
Dec 11, 2006, 11:43 PST
RNA is an information molecule that can also function as an enzyme. This biology mini-lesson is illustrated with interactive Web animation to show the many different forms that RNA can take.
Dec 11, 2006, 11:36 PST
RNA interference is an exciting new research tool for shutting down genes. This biology mini-lesson is illustrated with interactive Web animation to show how RNA interference was discovered and how it works.
Dec 11, 2006, 10:48 PST
Music From Our DNA
The Nucleic Acid Database has been creating musical compositions that give a unique look at the structure of DNA.
Sep 17, 2006, 18:48 PST
Around the world there are locations that have been identified as biodiversity hotspots. This means that each of these regions have an unusually high number of endemic (native) species, and at the same time, they have lost more than 70% of their local habitats.
Sep 17, 2006, 17:53 PST
If biology is your passion, then you'll love this bestseller list. Here are the top ten bestselling biology books in the country.
Sep 17, 2006, 13:30 PST
North American Mammals
Try out this extremely valuable tool for conducting research on North American Mammals.
Sep 12, 2006, 09:39 PST
Beautiful Bugs and Other Insects
Do you think bugs are ugly and uninteresting? We may just have a way to change your mind. Take a look at these interesting sites that explore the insect world.
|Forrest L. Oliveria, USDA Forest Service, www.forestryimages.org|
Sep 11, 2006, 11:56 PST
Creating Punnett Squares
Learn about Punnet squares with the help of these helpful, interactive, and sometimes hysterical websites. Its not every day that you get to figure out the genotypes of the purple people eater!
Sep 8, 2006, 18:15 PST
Free Genetics - A Self Learning Course
Check out these Genetics lessons or skip to the bottom of the page for additional lessons in Chemistry and Astronomy.
Sep 2, 2006, 15:47 PST
Bottle Biology Science Projects
Bottle Biology shows you how to build a "TerrAqua Column," a "Brassica & Butterfly System," a "Field Population System," and a "EcoColumn."
Sep 1, 2006, 08:24 PST
Praying Mantids - Growing Up
The Papke's praying mantids are growing up. See how large they've grown and learn what happened when Brian put one on his hand.
Aug 11, 2006, 09:23 PST
Praying Mantids Hide and Seek
Think that the praying mantids photos are cool? Sometimes these insects can be very hard to find.
Jul 27, 2006, 08:19 PST
Praying Mantids - Feeding Time
As the praying mantidsare getting bigger, Melissa and Brian decided to see if they could feed them. Wow! You have to see how that turned out.
Jul 27, 2006, 08:03 PST
Praying Mantids Babies
Melissa from ClassBrain has been raising praying mantids in her yard and we thought this was a great project to share. She has taken some great photos that show you what the praying mantid is like as it grows up.
Jul 27, 2006, 07:35 PST