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Cecilia Helena Payne-Gaposchkin
Payne-Gaposchkin, Cecilia Helena (1900-1979) was a British-born astronomer who became an authority on variable stars (stars that change in brightness) and the structure of the Milky Way Galaxy.
10 Green Tips for Removing Stains
home.howstuffworks.com/green-cleaning-fabric-stain-tips.htm
Fabric stains can be frustrating and tricky. Let us guide you with our green cleaning fabric stain tips to keep your clothes stain-free naturally.
How long can a camel go without water?
animals.howstuffworks.com/mammals/camel-go-without-water.htm
Camels store water effectively and can easily handle harsh desert conditions. Learn why camels store water, and how long they can go without water.
How VolunteerMatch Works
money.howstuffworks.com/economics/volunteer/organizations/volunteermatch.htm
VolunteerMatch is a Web site that connects nonprofits with volunteers. Learn to use VolunteerMatch to find a volunteer opportunity or recruit volunteers.
How the Toyota FT-HS Works
auto.howstuffworks.com/fuel-efficiency/hybrid-technology/toyota-ft-hs.htm
The Toyota FT-HS concept car is a high-powered, sporty hybrid. Get the scoop on the Toyota FT-HS in this article.
Am I carrying my own twin?
health.howstuffworks.com/pregnancy-and-parenting/pregnancy/issues/carrying-my-own-twin.htm
Are you carrying your own twin? Sometimes an early trimester death of a twin is absorbed by the other twin. See if you are carrying your own twin.
How LED Light Bulbs Work
science.howstuffworks.com/environmental/green-tech/sustainable/led-light-bulb.htm
LED light bulbs have taken over the market. But what are their pros and cons?
How Does a Hippo Make Its Own Sunscreen?
animals.howstuffworks.com/mammals/hippo-sunscreen.htm
Hippo sunscreen is actually the thick sweat that hippos produce to protect their skin from the sun. Learn why red hippo sunscreen is such powerful stuff.
What's the best way to remove porcupine quills?
animals.howstuffworks.com/mammals/remove-porcupine-quills.htm
Porcupine quills are the main source of defense for these prickly rodents. Learn how porcupine quills are impaled into predators and clueless pets.
What's a shark's "yummy hum"?
animals.howstuffworks.com/fish/sharks/shark-yummy-hum.htm
A yummy hum is a sound that dying fish emit -- it's like a dinner bell to a shark. Read about the theory of the yummy hum and how it beckons sharks.