Bacteria (prokaryotes) are ubiquitous. A fraction cause disease in people, animals, and plants, but the majority are the foundation for the global food...

by Randy J. Guliuzza and Aaron T. Guliuzza* Most of us know the phrase “Don’t reinvent the wheel.” It means that we hope to take the...

August is an important month for sunflowers—those gigantic, bright-yellow flowers with brownish, round seed heads bordered by radiating yellow ligules...

The analysis of data from the MESSENGER spacecraft has revealed evidence of recent tectonic activity on Mercury—activity caused by the ongoing...

Chasing and capturing fireflies is a simple joy of childhood. But for evolutionary entomologist Christopher Heckscher, that joy never left. He has been...

Two physicists have suggested in a recent New York Times guest editorial that Big Bang cosmology ‘may be starting to unravel.’¹...