Hacia el 1300 surgieron los primeros relojes mecánicos en Europa, instalados en campanarios, que revolucionaron la organización urbana y agrícola al medir el tiempo mediante toques de campana nudes
Many fitting rooms in clothing stores use slightly angled mirrors and lighting placed above eye level to make customers look slimmer and more flattering. The combination of downward lighting (which creates shadows) and angled mirrors can subtly change ho
Gonadal hormones like testosterone and estrogen play a major role in activating and maintaining libido (sexual desire) in both men and women. The influence of these hormones changes with age, and central (brain) factors become more important over time.
Nipple stimulation can activate the same brain area as genital stimulation in some people. Brain scans showed that when nipples are stimulated, the genital sensory cortex can light up.
The Earth has been naturally radioactive since its formation. This natural radioactivity is found in the soil, rocks, air, and food, generating internal heat and contributing to environmental radioactivity.
