For nearly a year, SpaceX has been trying out something new: super-cooling the liquid oxygen (LOX) which is a key ingredient in rocket fuel. It's called deep-cryo LOX, and the idea has been around ...

The number of protons is what defines the element. Oxygen, for example ... fluorine-29 from the lighter atoms and collided it ...

Is helium a solid, liquid or a gas? Is it made up of atoms ... Water is made from the element hydrogen bonded to the element oxygen. Water molecules are made up of two elements - hydrogen (white ...

His latest project is a 250lbf regeneratively cooled engine. It uses kerosene as the fuel, and liquid oxygen as the oxidizer. The neat thing is he utilizes the temperature change of the liquid ...

The density of liquid oxygen = 1.1 g/cm 3 The density of gaseous oxygen = 0.0014 g/cm 3 State Distance between particles Density Density in g/cm 3 Solid Very close together High Solid iron = 7.8 ...

Water is an essential part of life on Earth, and possibly elsewhere – and now it we know it may have formed not long after the start of the universe ...