Study predicts best times for Curiosity to sample Mars' methane

Since methane was first detected in Mars' atmosphere 20 years ago, scientists have struggled to uncover its origins and how it is transported around the Red Planet. Measurements from atmospheric samples collected by NASA's ...

Nanoparticles amplify potential cancer vaccine power

Johns Hopkins researchers have identified minuscule particles that supercharge therapeutic cancer vaccines, which train the immune system to attack tumors. These new lipid nanoparticles—tiny structures made of fat—not ...

Science sheds light on shaking your holiday presents

As holidays near, people are sneaking shakes of their presents to try to figure out what they're getting. But present shakers might be a little less sly than they think. New research shows it's incredibly easy for people ...

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