Geophysics is the study of the forces that shape the Earth from a global perspective. Learn about gravity, plate tectonics and other topics.
Worldwide Droughts Uncover Ancient Relics, Ruins and Remains
How has radiocarbon dating changed archaeology?
Who was the first archaeologist?
7 Power Crystals for Protection and Positive Energy
Carnelian Meaning: Healing Properties, Benefits, & Symbolism
Creating Crystal Grids: A Step-by-Step Guide
Where Have All the Seashells Gone?
Why Are Whales So Big?
Which Ocean Is the World’s Smallest?
Subsidence, or the decline in the elevation of land surface, is creating a problem for some coastal cities as sea levels rise.
The confiscation of a jar of Jif peanut butter by the TSA caused an uproar, but a mechanical engineer explains Newtonian fluids and why the TSA was correct.
By Ted Heindel
Each year, Earth sees two equinoxes and two solstices. But how much do you actually know about these events? Take the quiz and find out!
By Alia Hoyt
Salt used in the winter to deice roadways is having an impact on hundreds of lakes across the region.
Do you ever play that game in which you select the items you'd bring if you got stuck on a desert island? Along with that treasured bootleg recording of your favorite band, we think that an endless supply of water should be at the top of your list. Here's why.
The 7 wonders of the natural world capture the imagination with their natural power and beauty. There is nothing that man can create that can match the beauty nature can create. Learn about all 7, including the great barrier reef.
Few Americans like the switching between Daylight Saving Time and Standard Time, but there's conflict on whether to switch permanently to DST or to ST. What are the pros and cons of permanent DST?
It's possible that the giant, deadly serpent hanging out at the bottom of Fosse Dionne spring is just a legend, but divers have disappeared trying to find out, so who knows?
Deep underneath Antarctica, there lies a hidden lake. Roughly the size of North America's Lake Ontario, the buried landmark has inspired curiosity and controversy for decades.
By Mark Mancini
Glaciers are rivers of ice and are the largest moving objects on Earth. Learn about glaciers and find out how much freshwater are frozen in glaciers.
Waterfall, or Cataract, a stream of water that falls in one or more steep descents.
Four fundamental forces of nature are behind all that we do, from falling down to orbiting the sun. Learn about the four fundamental forces of nature.