Armoured wasps chop off opponents’ heads in brutal fig wars
With only a couple of days to mate before death, parasitic fig wasps go on a rampage inside their fig kingdoms, killing anything in their path
If viruses transfer wasp genes into butterflies, are they GM?
Some claim that North America's famed monarch butterfly is a natural genetically modified organism owing to the transfer of wasp genes by tamed viruses
Brain stimulation can alter our desire to punish wrongdoers
Magnetic manipulation of our prefrontal cortex doesn't impact our ability to judge guilt – but it does influence our thoughts on a suitable punishment
Clump of gold nanoparticles can evolve to carry out computing
Fast, efficient, brain-like computers may be a step closer now that a Darwinian technique has coaxed a heap of nanoparticles to act as logic gates
Saturn’s largest moon Titan could have sun-warmed swirling seas
Solar heating could create currents in liquid methane seas on Saturn's largest moon – which could pose a challenge for proposed missions there
Web-in-a-box delivers a bit of the internet anywhere you want
How do you get digital content in places without a decent internet infrastructure? The solar-powered LibraryBox lets you parcel up the web and take it anywhere
Fight over Planned Parenthood could shut down the US government
Abortion takes centre stage in the US, as Republicans and Democrats spar over funding for reproductive services provider Planned Parenthood
Virtual human built from more than 5000 slices of a real woman
An American woman's body has been reconstructed digitally from very thin slices, creating a model for experiments too risky to try on the living
US weapons facility accidentally shipped excess nuclear material
The Y-12 National Security Complex mistakenly sent too much uranium to one of its contractors, prompting concerns over site safety and management
Zoologger: The only raptor known to hunt in cooperative packs
Harris's hawks are unique in the raptor world in that they cooperate in groups when hunting, like wolves or humans. But why they do so is still a mystery
