Jeremy Kasdin: The flower-shaped starshade that might help us detect Earth-like planets

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Astronomers believe that every star in the galaxy has a planet, one fifth of which might harbor life. Only we haven’t seen any of them — yet. Jeremy Kasdin and his team are looking to change that with the design and engineering of an extraordinary piece of equipment: a flower petal-shaped “starshade” that allows a telescope to photograph planets from 50,000 kilometers away. It is, he says, the “coolest possible science.”... Read More إقرأ المزيد | Share it now!

Norman Spack: How I help transgender teens become who they want to be

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Puberty is an awkward time for just about everybody, but for transgender teens it can be a nightmare, as they grow overnight into bodies they aren’t comfortable with. In a heartfelt talk, endocrinologist Norman Spack tells a personal story of how he became one of the few doctors in the US to treat minors with hormone replacement therapy. By staving off the effects of puberty, Spack gives trans teens the time they need. (Filmed at TEDxBeaconStreet.)... Read More إقرأ المزيد | Share it now!

Jennifer Senior: For parents, happiness is a very high bar

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The parenting section of the bookstore is overwhelming—it’s “a giant, candy-colored monument to our collective panic,” as writer Jennifer Senior puts it. Why is parenthood filled with so much anxiety? Because the goal of modern, middle-class parents—to raise happy children—is so elusive. In this honest talk, she offers some kinder and more achievable aims.... Read More إقرأ المزيد | Share it now!