The red rose: a token of love for many, and for Kenya, a major economic sector. More than a third of Kenya's flower exports where the roses, in particular, are prized for their longevity and vase ...

It might be hard spotting Venus on Valentine's Day in Indiana because of cloudy weather. February, however, is still the best month to see it.

Mr. Clapp is a journalist and the author of “Waste Wars: The Wild Afterlife of Your Trash,” from which this essay is adapted.

Invisible, omnipresent “forever chemicals” have been linked to a wide range of serious effects on human health, prompting ...