Is Amphioxus our closest invertebrate relative? (Phylum Cephalochordata)
By: M E Skeel
Amphioxus is a strange little beast. It's a kind of worm and, in fact, my favorite worm. It is built on a plan that is upside down to most other worms and this gives it a special place in taxonomy because, arguably, it may be...
How to become a shark biologist
By: James Johnson
How to become a shark biologist? Simple: learn to swim and dive, get a good education in marine biology, and then work really hard learning about some of the most fascinating sea creatures in the oceans. To be a successful shark biologist, there will also...
Useful tools for bioinformatics
By: Joshua Horn - 257112
There are a number of really useful bioinformatics tools freely available on the Internet. While many commercial products exist that may be more complete or provide extra tools, they are often expensive and do not justify the cost with their added benefits. Below is a...
Are human beings still part of nature?
By: Jenna Wroblewski
Life as we know it is changing. Every day we learn something new, exciting, some things even groundbreaking. If you look around, you can see tall sky scrapers, houses, computers, smart phones, and technology all together. In cities there may be a few parks with...
By: Darian Peters
Bioinformatics is an area of molecular biology that involves the use of information technology to support the work in the area. One significant area is that of databases, for the storing and manipulation of the biological data. Other areas include the use of algorithms and...
The amazing cephalopods: Nautilus, squid and octopus
By: M E Skeel
If brains are the crown of creation then the crown of the Mollusc Phylum goes to the Cephalopods. They can't match human intelligence, but for invertebrates, an octopus is about as clever as it gets. There are about 700 known species of these fascinating animals...
How 99.9% of any one person's DNA is exactly the same as any other person regardless of ethnicity or race
By: Angela Johnson - 491122
There is only a 1.6% difference in your DNA and that of a Chimpanzee. Human ethnicities have traditionally been defined by their phenotypes, or physical appearance. Though there are thousands of possible phenotypes for skin color, hair, skeletal structure, and any other physical aspect...
Charles Darwin's theory of evolution and its legacy
By: Barry Dennis
A recent New Scientist article discussed the "Tree of Life" used by evolutionary scientists for so long, and the current research and debate that seems to call for a substantial change in the appearance, even the truth of the Tree of Life depiction of the...
By: Janet Grischy
The cephalopods are an amazing group. The octopus, squid, cuttlefish and nautilus are intelligent, well adapted, and behave in ways that humans can relate to, and yet they are each of a form that makes them seem utterly unlike us, to the extent that they...
Mayflies: A day in the life
By: M E Skeel
There is a common misconception that Mayflies only live for a day. Even the scientific name of the order, Ephemeroptera, gives this impression, the 'ephemeral-wings'. But in fact Mayflies live for at least a year and sometimes two or three from the time their egg...

 

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