embryology

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Design of Life Update: Birds

March 9, 2017

Illustra Media’s Design of Life documentaries only began to explore the marvels of life. In this entry, we look at more wonders among birds. Eggs come in a variety of sizes and shapes, as shown in a rapid-fire series in the Illustra film. In an “Egg Mythbuster” piece, Phys.org explains why some eggs are pear-shaped. […]

Birds

Twist of the Wrist: Dino-Bird Magic

October 3, 2014

The hand of the evolutionist is quicker than the eye of the reporter.

Amazing Facts

Pregnancy Protects the Unborn from Immune Attacks

October 10, 2012

The mother's immune system learns how to protect the embryo instead of attacking it as foreign material.

Amazing Facts

Epigenetics Leads the Genetics News

August 21, 2012

More and more studies are revealing systems that regulate DNA. Here are some recent samples.

Cell Biology

How the Tiger Got Its Stripes: Dunno

April 28, 2012

A leading hypothesis for morphogenesis (pattern formation, such as tiger stripes) has been shown to be oversimplified. Whatever gave a tiger its stripes is more complicated than developmental biologists thought.