Science news articles about 'stephen macko'

... bones and 4.5-billion-year-old meteorites on the shelves of Stephen Macko’s office are tiny plastic containers that hold hair samples from the likes of Edgar Allan Poe, George ...

... in these sponges, called steranes, exist in a wide variety of biochemical configurations, according to Stephen Macko, program director in the National Science Foundation (NSF)'s Division of Earth ...