Search Results | human population
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Why Just 5% of Americans Account for 50% of U.S. Health Care Spending
health.howstuffworks.com/health-insurance/5-percent-americans-account-50-percent-health-spending.htm
Health care spending in America goes up enormously every year. Yet just a small number of people account for most of the money. Why is this and how can we rein that in?
Flesh-eating Screwworm Maggots Are Devouring Rare Tiny Florida Deer Alive
animals.howstuffworks.com/insects/screwworm-florida-key-deer.htm
The flesh-eating screwworm has been found in the Florida Keys. Learn more about screwworms and Key deer in this HowStuffWorks Now article.
When will life on Earth end?
science.howstuffworks.com/life/evolution/life-on-earth-end.htm
Imagine a time in Earth's far-flung past when organisms didn't swim through the oceans or populate the lands. Even the mighty dinosaurs hadn't arisen. Will the planet ever return to that lifeless state?
Are You a Geography Guru?
play.howstuffworks.com/quiz/are-you-a-geography-guru
The world is a large and expansive place, with lots to know and discover. But just how much do you know about the lay of the land? Fancy yourself a geography guru? If so, take on our challenge to prove it.
Yellow Jacket vs. Wasp Identification Tips
animals.howstuffworks.com/insects/yellow-jacket-vs-wasp.htm
When a buzzing insect makes a beeline for your picnic, it’s tempting to call it a wasp. But in yellow jacket vs. wasp comparisons, there are key differences worth noting.
Cape Buffalo Are Intensely Protective Herbivores
animals.howstuffworks.com/mammals/cape-buffalo.htm
Today, we're exploring one of Africa's most formidable and awe-inspiring animals: the Cape buffalo. This powerhouse bovine isn't just a member of the prestigious "Big Five" — it's also one of the most dangerous animals on the continent.
What Does 'BPA Free' Mean and Why Does It Matter?
science.howstuffworks.com/environmental/green-science/bpa.htm
The chemical BPA (bisphenol-a) often found in consumer goods, may be linked to human health problems. Learn more about BPA in polycarbonate plastics.
The Eurasian Lynx Can Take Down Prey Larger Than Itself
animals.howstuffworks.com/mammals/eurasian-lynx.htm
The Eurasian lynx (Lynx lynx) roams across a vast range that stretches from the dense boreal forests of Western Europe to the rugged mountains of Central Asia. The largest of all the lynx species, it plays a crucial role as a top predator in its ecosystem.
Can You Really Escape an Alligator if You Run in a Zigzag?
animals.howstuffworks.com/reptiles/alligator-zigzag.htm
You've heard this advice a million times, and perhaps it even brings you comfort when you're in gator territory. But is it really true?
Are Dingoes Dangerous (and Did One Really Eat a Baby)?
animals.howstuffworks.com/mammals/dingo.htm
These wily canines are probably best known because of the phrase 'a dingo ate my baby.' But did a dingo really eat a baby? And do they even attack humans?