Manyof uscan't imagine lifewithout a mobile phone.We can saythatmobile telephonyis developingwith the speed of light.But how muchdo you really knowabout the history ofthe development ofmobile phones?
Our body is the only thing we can say that it truly does belong to us, but that doesn't necesserily mean we are familiar with the way our organs and other tissues function. Find out if you know your body.
NASA has launched three smartphones into orbit as part of a low-budget, experimental satellite program to prove that a satellite can be built for less than $1,000 using off the shelf equipment.