This week in science: The world's second-largest diamond is being evaluated; the genetic secrets of a 117-year-old woman are uncovered; the bizarre origin story of our fingers; and much more!

New Breakthrough to Strengthen Bones Could Reverse Osteoporosis

Scientists have found that a molecule called AP503 can strengthen bones, a breakthrough that could lead to new treatments for osteoporosis.

"Using the substance AP503, which was only recently identified via a computer-assisted screen as a stimulator of [the gene] GPR133, we were able to significantly increase bone strength in both healthy and osteoporotic mice," says University of Leipzig biochemist Ines Liebscher.

World's Second-Largest Diamond Awaits Pricing After Discovery in Botswana

The world's second-largest known diamond –

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