Like its Roman-god namesake, Mercury is known for extreme behavior.
Scientists have a new estimate for the geological age of one of Mercury's oldest regions.
There are lots of good reasons to make fish a regular part of your diet. But rising mercury levels in aquatic ecosystems are worrying scientists.
You may have looked at your thermostat and saw a piece of metal. Learn how the metal strip controls them temperature of your house.
Time to clean out your medicine cabinet! Mercury thermometers are highly poisonous!
How does a straw work? And would a straw work in space?
The next time you long for the romance of the northern lights, switch on a fluorescent lamp! There may be less mystique, but the principle will be the same.
Hard exercise can raise your body temperature as much as four or five degrees.
Did you know that many communities have exchange programs that will replace your old mercury filled thermometer with a safer non-mercury one free of charge?
Star light, star bright, the first star I see tonight... What is this legendary star? Is it even a star at all?