Learn about the significance of tardigrades being tattooed, a process that could lay the foundation for microscopic, biocompatible devices.

Learn about new evidence that suggests life on Earth may have started with the help of molecules that were delivered by comets and asteroids.

Learn about the extinct species of "dirt ant" that was found in 16-million-year-old Dominican amber, adding an important piece to an evolutionary puzzle.

Learn about Mars' defunct magnetic field, which may have sustained life on the planet and covered only its southern hemisphere over 4 billion years ago.

Learn about the chemicals in mattresses that pose several health risks in children, and find out what can be done to keep children's bedrooms safe.

Learn about the optical rotatum, a newfound structure of light that exhibits a spiral pattern linked with various parts of nature.