The Science of Sustainability

Tag: techmuseum

Hug-a-helix: celebrate DNA Day, April 25th

Hug-a-helix: celebrate DNA Day, April 25th

DNA magnified 850,000 times through a scanning electron microscope DNA day is coming up on Friday April 25th. This annual celebration of genetics and genomics was set up in 2003 to commemorate the sequencing of the human genome and the 50th anniversary of the solving of the structure of DNA.DNA day was thought of as […]

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Redheads are here to stay

Redheads are here to stay

Red hair genes will be diluted but will not go away.I got a call last week from a reporter in Virginia. Someone had come up to her in a bookstore to offer her condolences about her kind dying out. She is a redhead. The guy from the bookstore must have read one of the stories […]

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Explosive hypothesis about humans' lack of genetic diversity

Explosive hypothesis about humans' lack of genetic diversity

Genetically, we're all pretty much the same. A massive volcanic eruption 75,000 years ago may be why. Lake Toba is all that is left of the volcano that nearly wiped out mankind.Last blog I talked about how East Africans are genetically more diverse than Asians. Who are genetically more diverse than Native Americans. From all […]

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The Tech Museum's Tech Challenge goes global

The Tech Museum's Tech Challenge goes global

Guest blogger Lisa Croel of The Tech Museum in San Jose, CA sits in for Dr. Barry Starr this week. I remember loving science class as a kid. The paper-maché messes, the bubbling baking soda, all of the wonderful experiments… I loved it all. Now, many grammar school kids are lucky to get 15 minutes […]

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