NASA Insists All Is Well as the Webb Telescope’s Mirror Gets Dinged
In some ways, the last place you’d want to put the James Webb Space Telescope is, well, in space. If you owned a $10 billion car, you wouldn’t leave it out in a hail storm, and while there’s no hail in space, there are plenty of micrometeoroids—high speed debris no bigger than a dust grain but moving so fast they can pack a true destructive wallop. Every day, millions of...
How Climate Change and Air Pollution Affect Kids’ Health
Climate change affects everyone, but especially children. Their small bodies—and the fact that they grow so rapidly, starting from the time they’re in utero—make them more vulnerable to toxins, pollution, and other climate-change fallout. Over their lifetimes, kids also face greater exposure to the damage of climate change than adults.
A new scientific review article published...