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Why Is Yawning Contagious?
science.howstuffworks.com/life/inside-the-mind/human-brain/contagious-yawn.htm
Contagious yawning is associated with the same parts of the brain that deal with empathy, according to a recent study. Learn about contagious yawning.
Could Thorium Power the Next Generation of Nuclear Reactors?
science.howstuffworks.com/thorium.htm
Thorium is in many ways safer than uranium for nuclear power production. But is it safe enough to bet on for our energy future?
Why Are People With Trypophobia Horrified By Holes?
health.howstuffworks.com/mental-health/anxiety/trypophobia.htm
Trypophobia is the fear - or more like disgust - of closely packed holes. But is it a real phobia and how can it be treated?
Can I be allergic to perfume?
lifestyle.howstuffworks.com/style/body-scents-fragrances/allergic-to-perfume.htm
Are you allergic to perfume? See common symptoms and what ingredients to watch out for if you are allergic to perfume.
Juniper: Herbal Remedies
health.howstuffworks.com/wellness/natural-medicine/herbal-remedies/juniper-herbal-remedies.htm
Juniper berries have many medicinal properties and are used in several herbal remedies. Learn how juniper can treat congestion, joint pain and more.
The MOAB Bomb: A Massive Force, But No Match for Nukes
science.howstuffworks.com/the-mother-all-bombs-is-big-its-no-nuke.htm
The MOAB is the largest nonnuclear bomb ever used by the U.S. So what makes it OK to drop this bomb and not a nuclear warhead? We dive in to find out.
Three Famous Hypotheses and How They Were Tested
science.howstuffworks.com/innovation/scientific-experiments/hypothesis.htm
From Isaac Newton to Ivan Pavlov, scientists have developed and tested hypotheses through carefully crafted experiments for centuries. Here are three groundbreaking hypotheses and the predictions they tested.
NASA Gets Ready to Punch an Asteroid in 2022 With DART Mission
science.howstuffworks.com/nasa-punch-asteroid-in-2022-dart-mission.htm
In 2022, NASA is planning on ramming a spacecraft into an asteroid to knock it off course. Learn more about the DART mission at HowStuffWorks.
The Georgia Guidestones: A Monumental Mystery
people.howstuffworks.com/georgia-guidestones-monumental-mystery.htm
Much mystery surrounds the Georgia Guidestones, including the true identity of the man who commissioned them to be built and the identity of their destroyer.
Changing Your Lifestyle to Improve Allergies
Changing your lifestyle to improve allergies is one treatment. Learn more about changing your lifestyle to improve allergies at Discovery Health.