Daily Archives: January 25, 2017



Uranium glass exhibits a characteristic green fluorescence under black or ultraviolet light. Nerdtalker, Creative Commons License
Question: What Is Uranium Glass or Vaseline Glass? Uranium glass fluoresces with a characteristic green light under ultraviolet or black light. Uranium glass is sometimes known as Vaseline glass because its greasy appearance is akin to that of petroleum jelly. Here’s a look at what uranium glass is and how […]

What Is Vaseline Glass or Uranium Glass?


You can make your own lava lamp using safe household ingredients. Anne Helmenstine
Lava lamps are interesting and cool. Have you ever wanted to make your own cool oozing display? Lava lamps that you buy use high heat and toxic chemicals, but you can make a lava lamp at home using safe kitchen ingredients. Here’s how: Materials This project results in a non-toxic […]

Make a Safe Homemade Lava Lamp



Add a little water to dry ice to make a smoking volcano effect on a cake. You can use red jello or tinted icing if you want 'lava' to flow down the sides of the cake.
It’s easy to decorate a volcano cake. This is a great party cake for birthdays or a mad scientist theme party. Bake the Cake Select your favorite cake mix. Red velvet cake probably looks the most like molten lava, but you can use any flavor. You can get a nice […]

Volcano Cake Decorating Instructions


This sphere of cinnabar in quartz may be considered to be a form of red mercury. Cinnabar or vermilion is red mercury(II) sulfide.
Red mercury is the name given to an explosive form of mercury, a red-colored mercury compound, or a potential nuclear material, depending who you ask. Wm. Yerkes has written a thought-provoking response to my FAQ concerning red mercury. It’s my pleasure to share this e-mail with you: Dear Madam, With […]

Red Mercury – Thoughts and Speculation


Boyle's Law describes the relationship between pressure and volume of a gas when mass and temperature are held constant. (NASA)
Boyle’s Law is a special case of the Ideal Gas Law in which the pressure and volume of an ideal gas are inversely proportional to each other, providing the temperature and mass of the gas are held constant. Here’s an example of how to perform a calculation using Boyle’s Law. […]

Boyle’s Law Example Problem