NASA's Martian rover Curiosity is five times larger than its predecessors — about the size of an SUV — says Wired UK's Mark Brown. The energy needed to power it comes from a radioisotope power system. But researchers at the US Naval Research Laboratory would like to develop rovers about the size of a bag of sugar, and as such, need a smaller way to power the machines, Brown says. Well, you can't get much smaller than a microbe.

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Gene drives might run into biological resistance, the Economist reports.

Forensic experts exhumed painter Salvador Dalí's body to collect DNA for a paternity test, CBS News reports.

Yale Environment 360 writes that synthetic and conservation biologists aren't always on the same wavelength, but they are trying to reach an understanding.

In Science this week: full CRISPR locus integration complex structure, and more.