practice 2

Researchers from the National Museum of Brazil has relied on this technique to study a fossilized skeleton that was discovered protruding from a rock at an old São Paulo railroad site.

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With the aid of a CT scanner and a 3-D printer, they were able to produce a resin model of the fossil. Examining the model, the researchers determined that one had found a new species, a 75-million-year-old crocodile.

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Many crowd funding programs are all-or-nothing; in other words, the innovator must garner 100 percent funding for the project or the money is refunded to the donors. At it’s best, the system can give creators direct access to millions of potential backers.

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Typically, the ice sheet begins to show evidence of thawing in late summer. This follows several weeks of higher temperatures. For example, in the summer of 2012, virtually the entire Greenland Ice Sheet underwent thawing at or near its surface by mid-July, the earliest date on record.

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What is your favorite color, or you second favorite?

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