Teen-agers with progeria have effectively aged eight or nine decades. A cure could help change millions of lives—and shed ...

Avoid abandoning any fire without supervision. Even minor sparks or drifting embers can incite nearby foliage or grass, setting off a rapidly spreading fire.

Climate change is a critical issue facing us all. The enormity of the situation can seem overwhelming but we believe a collective effort of small steps can make a massive difference. Which is why ...