Feel free to add your predictions in the comments. Hydrogen atom has a mass of 1.008 atomic units, which is why October 8 of each year is celebrated as Hydrogen Day in the United States ...

The size of the atoms and their mass has a lot to do with the density of the substance Another factor is how the atoms are arranged in the substance. Polyethylene is made up only of carbon and ...

Kawasaki and Suzuki are developing hydrogen motorcycles, but what’s holding them back? Discover the challenges and future of hydrogen-powered bikes.

White dwarfs typically have a radius just .01 times that of our own sun, but their mass is about the same. Stars like our sun fuse hydrogen in their cores into helium. White dwarfs are stars that ...