Featured Challenges of the Anthropocene

Month: April 2015

What is life?

The study of life is the domain of biology as a natural discipline. Biology examines all living organisms, and focuses on structure, function, growth, evolution, distribution, as well as the taxonomy of life forms. Life itself is hard to define, because...

/ April 27, 2015

Birthday Puzzle

Albert and Bernard just met Cheryl. “When’s your birthday?” Albert asked Cheryl. Cheryl thought a second and said, “I’m not going to tell you, but I’ll give you some clues.” She wrote down a list of 10 dates: May 15,...

/ April 25, 2015