If you've been to a health food store recently, you've probably noticed jojoba (pronounced ho-ho-ba) oil lining the shelves. And while the lipid has only recently become popular in the U.S., it's been used to treat dry skin for centuries, especially in Mexico [Source: Zeichner].
Forbes released its 2015 list of the worldâs richest people, with Microsoftâs co-founder Bill Gates reclaiming the top spot from Mexicoâs telecommunications mogul Carlos Slim Helu. According to Forbes, a record net worth of $29.2 billion was needed to make the top 20.
Bill Gates is again the richest person on earth, with a net worth of $87 billion. Some things never change: Bill Gates is still the richest person in the world. Heâs been among the wealthiest since Microsoft went public in 1986, and he only got richer as the company's software became the de facto standard on computers around the world.