Current Events(Snow falls on Mars)

Nasa currently have a mission of going to mars, but only sent a little rover. The little rover detected snow, but the snow melted and evaporated before landing on the ground!It collected some samples of soil and detected that the soil was wet as if it had just rained.Bringing Nasa to the question of "Is mars suitable for life?"Also, They found calcium carbonate, a substance used to create clay.This identifies that there was water on Mars in the past.In conclusion, this this type of clay only forms in the presence of water and that mars might be favorable for life.Mars is starting to be a lot like earth.

http://www.nasa.gov/mission_pages/phoenix/news/phoenix-20080929.html

Current Events(The first cure of aids)

A 42 year old American living in Berlin suffered from aids for more than a decade.He was cured after he received a targeted bone marrow transplant.Doctors say that this type of transplant is used to fight leukemia(a type of blood disease).The doctors had a bad readings till 20 months later after the transplant,there was no sign of the virus.The doctors looked for more reading, but there was still no sign of the virus.doctors also tested this transplant on people with hiv and it worked.

http://news.yahoo.com/s/ap/20081113/ap_on_he_me/eu_med_aids_treatment;_ylt=ArRLF.vz4tYTMsa_zGyT0K3VJRIF