Mercury is shrinking more than we thought

Mercury's surface is riddled with wrinkles, evidence of a once-larger planet that has shrunk over time. A new study finds that Mercury may have contracted 10% to 30% more than previously thought—a loss of nearly 12 miles ...

Scientists want to 3D print houses on Mars with the help of yeast

Mars is a terrible place to build a house. It's bitterly cold, blasted by radiation and a near vacuum. Not to mention that the building materials, even for a modest shelter, could spend months hurtling through space before ...

Sun's largest sunspots may have potential to trigger superflares

The sun is capable of great things. In massive eruptions, it repeatedly hurls particles and radiation into space. This solar bombardment can be dangerous for technical infrastructure on Earth: For example, satellites and ...

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