Krubera Cave—The World’s Deepest Cave
Source: National Geographic
Discover the challenges and wonders of exploring a cave over a mile deep in this first-hand account.
Science & Nature
Opinion: We Didn’t Domesticate Dogs. They Domesticated Us.
Source: National Geographic
How did prehistoric wolves gradually become domesticated dogs? The authors of the book The Genius of Dogs offer their view.
2015 is warmest year on record, NOAA and NASA say
Source: CNN
2014 may have previously been the hottest year on record, but 2015 shattered that record. Read an analysis of these unwelcome superlatives.
Marie Curie
Source: Nobel Prize
Read about how the famed scientist Marie Curie made her own path to greatness.
What Are El Niño and La Niña?
Source: NOAA
How can the wind blowing thousands of miles away over the Pacific Ocean affect our everyday lives in the United States? Watch this video to find out.
How to Avoid Shark Attacks
Source: Florida Museum of Natural History
Each new report of a shark attack puts ocean swimmers on edge, but an ichthyologist (that’s a fish expert) provides some tips to help humans avoid unwanted encounters.
Scientist Finds the Beginnings of Morality in Primate Behavior
Source: The New York Times
Do socially beneficial actions in our closest cousins reflect how humans evolved a sense of morality? Primatologist Frans de Waal thinks so.
The Nature of Natural: What We See in the Upside-Down Trees
Source: Storey
Read about how an art installation called Tree Logic makes the author and her coworkers feel as they pass it daily.
How Terraforming Mars Will Work
Source: How Stuff Works
What would it take and how long might it take to transform another planet where people, plants and animals can survive?
Climber on the thrill and dangers of Mt. Everest
Source: CBS News
In this video, mountain climber Alan Arnette describes some of the risks of climbing Mt. Everest and compares it to other dangerous summits around the world.