ScienceIQ.com

The Handsome Betta Fish

The Betta fish is possibly the most handsome tropical fish out there. We say handsome because the male of the species is the bigger and more exotic one. Referred to as the jewel of the Orient, Betta are most abundant in the shallow rice paddies of Thailand. ...

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BettaFish
Biology

What's Blindsight?

Some people become blind after suffering an injury to their primary visual cortex at the back of their brain. Since the visual processing part of their brain is damaged, they can't see. Or can they? ... Continue reading

Blindsight
Biology

Vibrational Energy

Why is hearing such a rich and powerful sense? Maybe because it alone of all the senses has the power to fill our entire body with vibrational energy. We sometimes think of hearing as one of the ... Continue reading

VibrationalEnergy
Astronomy

The Antennae

NASA's Chandra X-ray Observatory has discovered rich deposits of neon, magnesium, and silicon in a pair of colliding galaxies known as The Antennae. The deposits are located in vast clouds of hot gas. ... Continue reading

TheAntennae
Biology

We Live In Two Distinct Visual Worlds

Have you ever wondered what it would be like to live on a planet where all the colors were different from what you're used to? Actually, you already have a lot of experience with two different worlds ... Continue reading

VisualWorlds

Is Heartburn a Heart Burn?

IsHeartburnaHeartBurnHeartburn is a bad name for a complaint that has nothing to do with the heart. TV ads call it acid indigestion. It's a burning sensation that begins under the breastbone and moves up into the throat. The pain may be at its worst when lying down or bending over. It may feel like bitter liquid rising into the throat or mouth. If it happens frequently, doctors call it GERD (for gastroesophageal reflux disease).

It happens when acid escapes back through the valve at the top of the stomach and moves up into the esophagus. Sixty million Americans say they get it at least once a month. Heartburn is common after a big meal, and some foods--such as tomato sauce, fried food, sour beverages, coffee, or soft drinks--trigger it in some people. It's more common among people who are overweight, smoke, or drink too much alcohol. It can be associated with a stomach ulcer or a hiatal hernia, which is a bulge of part of the stomach into the chest cavity. The hernia causes the stomach valve to work improperly.

Some people find they can avoid heartburn by watching what they eat and drink, learning to relax, and not eating two or three hours before bedtime. Over-the-counter antacids are effective for many. They make stomach acid less acid. When antacids fail, doctors recommend prescription drugs. In severe cases, a surgeon can stitch the stomach valve tighter, preventing the backup of acid.