Just wanna share about this one nice article i just read from elperfecto.com about this tomato battery. I was amazed about this tomato battery that can power up the LED and buzzer.  When i was in high-school, i remember we did an experiment about lemon batt.  powering a small calculator.  We had about approximately 10 [...]

Just wanna share about one article i read from theresilientearth.com about Shiva The Dinosaur Killer. Asteroid impact is one of scientist’s theory about dinosaur  extinction. You probably heard about this many times and maybe you are wondering if that was the asteroid that hit the Northern Arizona and left a crater as big as a [...]

if you live in the hot part of the country, its probably hard to imagine surviving without an air conditioner.  Wondering how air-conditioner work ? Here’s how it work.  Lear some air-conditioning basics. The basic idea behind air-conditioner is evaporation. When a liquid evaporates, it feels cool. If you put alcohol in your skin, you [...]

I’m pretty sure that you’ve been to a couple of fireworks display, say during New Year’s Eve or even at an amusement park, and you’ve been totally awed by how impressive the fireworks were. Most people, especially the young ones always enjoy the spectacular explosions and exciting colors of fireworks.  On the other hand, there [...]