SEATTLE / AP If your heart is going to stop, right outside a hospital is not a bad place for it. And if 41 people within a 330-yard radius have a cellphone app alerting them to your distress, so much the better. That’s what happened in Seattle last week when Stephen DeMont collapsed at a bus stop in front …

  Berlin / DPA Olafur Eliasson’s fascination with natural light led him to illuminate the Tate Gallery in London with a giant fake sun 13 years ago. Since that debut before the wider public, the Danish-Icelandic artist has made hundreds of thousands of small plastic suns that not only bring solar light to the darkest corners of the earth, but …

  Havana / DPA Carlos Caro is proud of his seed-planter: “Necessity is the mother of invention,” he says. Caro, a farmer in Cuba, assembled his machine completely out of old mechanical parts he gathered assiduously. The seeding device consists of old pipes and four inverted gas cylinders mounted on a chassis. Gravity does the rest — the weight of …