Diamond is famously known as the hardest mineral on Earth. “There are hundreds of claims from people who believe they have seen it,” says Oliver Tschauner, a mineralogical crystallographer at the ...

A Chinese research team has produced bulk hexagonal diamond, a crystal structure long theorized to be harder than ...

Scientists created a pure hexagonal diamond in the lab, confirming a long-debated carbon structure slightly harder than natural diamonds.

A mixture of two types of pigment-producing cells undergoes diffusiophoretic transport to self-assemble into a hexagonal pattern. Credit: Siamak Mirfendereski and Ankur Gupta/CU Boulder A zebra’s ...

Scientists around the world are analyzing Mars for any signs of past life, and now a new study has provided evidence that suggests Mars once had the right conditions for life to form. So, why is this ...