Tiny marine snails known as sea butterflies appear to "fly" underwater much like winged insects do when taking to the sky – representsing a remarkable example of convergent evolution, where two unrelated species develop features that are used in similar ways.
It could be an optimistic image, or it could just be how light scatters. But it's still amazing to know that Pluto has a blue atmospheric haze and that it has areas of water ice, as New Horizons images recently revealed.
People are advised to eat increased amounts of seafood, bur almost half of it is wasted each year. Since overfishing, pollution and climate change are already impacting fish populations, scientists are examining ways to reduce waste in order to sustain future demands.