Science
Eco-friendly cement from old toilets? 15-year-old sends Swiss army knife into stratosphere Robot 'soldier' to help develop protective gear New stars being born at our galaxy's edge 3D structure of malaria parasite genome generated		Now, Britons can buy HIV testing kits over the counter Junk food may make you lazy Celestial spectacle: Mars to swing closer to earth this week The weed that causes cancer may well kill it New heart valve does not require open surgery

Science
Volcano fears stalk Yellowstone This tiny power generator runs on human saliva Hidden ocean discovered on Saturn moon How Kargil spurred India to design own GPS Scientists find herbicides to combat weed growth New bio-engineered trees make it easier to produce pulp Coffee can fix eye problems: Study		New clock won’t lose a second in 300 million years Now, a device to fight drug overdose Trees tweaked for easier papermaking India successfully launches navigation satellite IRNSS-1B, closer to GPS alternative Isro sets eyes on stars, plans a mini Hubble Isro successfully launches navigation satellite IRNSS-1B

Science
Funds dry up for drug discovery project Good bacteria that protects against HIV identified Brawny teens have less risk of diabetes, heart disease Breast lift surgeries may edge out implants?		On the anvil, a gel to 'fix' implants Why we miss visual changes in movies or real world New test to predict heart attack