HIV (human immunodeficiency virus) is the virus that causes AIDS (acquired immune deficiency syndrome). HIV destroys cells that are crucial to the human immune system.
The Joint United Nations Program on HIV/AIDS estimates that out of the 40 million people living with HIV worldwide, 28.1 million dwell in Africa. The organization reports that 24 million people worldwide have died of AIDS. Although scientists have been able to slow replication of the virus, currently no cure exists.
Five amazing, clean technologies that will set us free, in this month's energy-focused issue. Also: how to build a better bomb detector, the robotic toys that are raising your children, a human catapult, the world's smallest arcade, and much more.