Evolution

Patrick Matthew, The Overlooked Third Man Of Natural Selection

Charles Darwin, for all his brilliance, was perhaps paralyzed by insecurity. There are not many other explanations for why he delayed publishing his seminal work, "On the Origin of Species by Means of Natural Selection, or the Preservation of Favoure ...

Article - News Staff - Apr 20 2015 - 10:50am

Why Invading Species Spread Fast- Evolution

Invasive plants animals and plants spreading is not new but predicting the dynamics of these invasions is difficult- and of great ecological and socioeconomical interest. Scientists at Eawag and University of Zurich are now using computer simulations and ...

Article - News Staff - Apr 22 2015 - 11:00am

Look Mom, No Eardrums- Evolution Beyond The Fossil Record

Researchers have determined that the eardrum evolved independently in mammals and diapsids- the taxonomic group that includes reptiles and birds. Published in Nature Communications, the work shows that the mammalian eardrum depends on lower jaw formation, ...

Article - News Staff - Apr 22 2015 - 3:53pm

Our Human Ancestors Had Tentacles

The famous Vitruvian Man, drawn by Leonardo da Vinci, pictures the canon of human's proportions- though we did not become bilaterally symmetric all at once. There are two main points of view on the last common bilaterian ancestor, its appearance and t ...

Article - News Staff - Apr 24 2015 - 10:55am

Vampire Squid And The Evolution Of Cephalopod Sex

Everyone loves vampire squid, right? Their monstrous name belies their gentle nature as graceful underwater flyers who eat poop. ...

Article - Danna Staaf - May 2 2015 - 8:18am

Convergent Evolution: Three Creatures Divergent For 550 Million Years Evolved The Same Swimming Solution

The ability to move in water is key to existence for many species so it may not be a surprise that so many species have converged on swimming. What is intriguing is how diverse creatures have evolved to swim with elongated fins using the same mechanical m ...

Article - News Staff - May 1 2015 - 2:13pm

Not A Slow March: Enzyme Evolution Rethink

A new paper suggests a need for a fundamental rethink of the evolutionary path of enzymes, the proteins vital to all life on Earth. Enzymes catalyze a vast array of biologically relevant chemical reactions even in the simplest living cells but biochemist ...

Article - News Staff - May 3 2015 - 8:01am

Genome 10k Project: Complex Animal Life And How It Has Evolved Over Time

Marsha Lewis, Inside Science TV – There are about 60,000 different vertebrates on this planet. Mammals, birds, reptiles, amphibians, fish, even you are a vertebrate. And now for the first time, scientists from around the world are coming together to study ...

Article - Inside Science - May 2 2015 - 10:00am

New Origin Idea For Cells That Gave Rise To Vertebrates

The vivid pigmentation of zebras, the massive jaws of sharks, the fight or flight instinct and the diverse beaks of Darwin's finches. These and other remarkable features of the world's vertebrates stem from a small group of powerful cells, calle ...

Article - News Staff - May 8 2015 - 5:11pm

Adenine DNA Methylation May Affect Epigenetic Information

Common DNA modifications occur through methylation, a chemical process that can dramatically change gene expression, which regulates the eventual production of proteins that carry out the functions of an organism.  DNA encodes genetic information in its c ...

Article - News Staff - May 6 2015 - 9:31am