How We Use Crystals To Tell Time
Quartz clock operation is based on the piezoelectric property of quartz crystals. If you apply an electric field to the crystal, it changes its shape, and if you squeeze it or bend it, it generates an electric field. When put in a suitable electronic circuit,…
Continue reading →More science facts
Biology
What Makes Those Jumping Beans Jump?
Mexican jumping beans intrigue us because we don't understand how this inanimate object could actually jump,…
Astronomy
How Far Are The Seven Sisters?
The Pleiades cluster, named by the ancient Greeks, is easily seen as a small grouping of stars lying near the…
Geology
There's Oil Down There
Ever wonder what oil looks like underground, down deep, hundreds or thousands of feet below the surface,…
Physics
Does Earth Have Its Own Neon Sign?
You might wonder what the Northern Lights and neon signs have in common. Actually, a lot! What makes luminous…