Melinda French Gates grew up in a household where science, engineering and education were closely woven into family life. Her father, Raymond Joseph French Jr., was an aerospace engineer whose career included work connected to NASA’s Apollo programme, giving his daughter an early glimpse into the world of space exploration and advanced technology. But some…

The reintroduction and success of sea otters in British Columbia was a story that initially satisfied everyone including conservationists and the natives. The adorable creatures once occupied much of Canada’s Pacific coast, before the fur trade for their exceptionally dense coats turned into a mass death sentence. But now, their population is threatening the availability…

When engineers lined canals across the dry American Southwest with concrete, they solved one problem while creating another. The hard surfaces helped stop precious water from disappearing into the soil, but they also stripped away the irregular edges, vegetation and sheltered spaces that aquatic life had used in the old earthen channels. Fish eventually returned,…

Long before astronauts ever plant a seed on the Moon or Mars, Nasa has been testing a much simpler question here on Earth’s doorstep: what happens when a corn seed germinates with no gravity to tell it which way to grow? Back in the early 1990s, researchers flew dry corn kernels aboard the space shuttle,…