Cole Holmes

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8 Animals That Get Their Color From Food

<i>Charlie and the Chocolate Factory</i> gives new meaning to “you are what you eat.” In the classic kids’ book, a girl named Violet Beauregarde chews some …

David Bowie

How scientists are fighting antibiotic resistance

Image copyright Flickr / oliver.dodd.Since antibiotics were first developed at the start of the twentieth century, they have saved millions of lives …

Medicine

Human liver tissue transplants in mice raise stem cell treatment hopes

Japanese scientists say they have demonstrated for the first time the generation of a functional human organ from stem cells<p>Scientists have made pieces of human liver from stem cells and, by transplanting them into mice, have shown they behave like healthy organs.<p>Tiny clumps of liver tissue were …

"The Human Neocortex is More Complex than a Galaxy" -- Carl Sagan and Roger Penrose

Each cubic millimeter of tissue in the neocortex, reports Michael Chorost in <i>World Wide Mind</i>, contains between 860 million and 1.3 billion synapses. …

Hummingbird vision wired to avoid high-speed collisions

Hummingbirds are among nature's most agile fliers. They can travel faster than 50 kilometers per hour and stop on a dime to navigate through dense …