Mary Kay Carson

As concern for the welfare of species like honey bees and monarch butterflies grows alongside awareness of the impact of climate change, inspiring the next…

Why is there life on earth? How did Saturn get its rings? Which planet is biggest, which ones hottest—and which has a cloud named Scooter?…

Tornadoes are the most violent storms on the planet-as these dramatic photographs and gatefolds vividly reveal. Young readers will get the inside scoop on tornadoes…