curiosities

These devices amplify ambient sound and allow people with hearing loss (whether mild or severe) to better hear the sounds around them.

Although it is not known exactly how subliminal messages affect consumers, scientists have been able to show that they work when they connect with an existing desire.

For the first time, astronomers obtain images of the gas filaments that traverse the universe.

People with anaphylaxis may develop allergy-like symptoms when playing sports. Therefore, it is essential that they receive medical treatment.

This weekend our clocks will be moved forward one hour to adapt to summer time, a custom that has been carried out in Spain since 1918 with some exceptions.

Various studies suggest that some people can master their dreams and nightmares. That is, they are aware that they are having a nightmare and, possibly, can control it without waking up.

The sound of breathing, whether you are asleep or awake, is produced by the vibration of the air that moves through the windpipe. Thus, the strength of your breathing depends on how narrow your windpipe is and how fast the air passes through it.

Frogs need to be close to water to survive, while toads can spend a lot of time out of water. Also, toads are more prone to crawling than jumping.