A new video about the different parts of the human ear.

  A new video about the processes and effects of sleep.

  A new video explaining the concept of enthalpy, Hess’s law, and how to use them.

  A new video about the table of elements’ various useful trends.

  A new video about the solar eclipse, which is an astronomical phenomenon that has become very popular recently.

  A new video about the periodic table.

  A new video about the cycle of water.

  A new video about a branch of chemistry known as stoichiometry.

  A video about hugelkulturs and how to make one.

  A new video about a type of chemical bonding known as hydrogen bonding.