esperma
The penis from bottom to top
The program shows in exclusive the erection process through a thermal camera and explains the internal anatomy of the penis and how it allows erection. When this mechanism fails, sildenafil (Viagra) may be a remedy for erectile dysfunction. The erect penis length can range from 10 to 18 cm. What is the normal size in […]
Eggs at lab
Eggs are a valuable food source. A fried egg, a Spanish omelette, cakes and sweets of all kinds, and even the eggs of sturgeon, the exquisite caviar, are different versions of eggs in a dish. But humans also know how to use eggs as privileged medium for research, they are like a miniature laboratory to […]