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If you’ve ever tried brewing your own beer or raising your own sourdough, then you know that the process of fermentation isn't easy to get right. How do you control the growth of mold, yeast, or bacteria such that it creates a savory and delicious new flavor, and not a putrid mess on your kitchen counter? David Zilber is Director of Fermentation at the restaurant Noma, and he tells his fermentation secrets.
The human scent is made up of a combination of 100 odor compounds. Other mammals such as guinea pigs also emit the same odor compounds—just in different blends. And even though human odor can also differ from person to person, mosquitoes can still distinguish the scent of a human from other mammals. We'll talk about how mosquitos have evolved to hunt for the prey of their choice.
Next week marks the 50th anniversary of the Apollo moon landing. But before astronauts could take that one small step on the moon, they had to take off from Earth. On Tuesday, July 16, in commemoration of the 9:32 am launch of the Saturn V rocket carrying the Apollo 11 crew, model rocketeers from around the world will conduct a global launch event—by firing off thousands of rockets planet-wide.
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