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