Mosses are sensitive to even minor changes in their living conditions, and scientists traditionally tramped through difficult terrain to collect data on them.
Tremendous technology is on a collision course with reality.
Over the next few years, drones are going to take to the skies en masse – and cities will need to accommodate them.
Seagulls in flight are a nuisance no more.
Here's the technology Amazon needs to get right for drone deliveries – and what it will mean for everyone else.
Long awaited changes to the regulations on some drone flights in Australia are set to give the industry a shake up.
Should we allow innocents to be harmed for the greater good? Eye in the Sky puts a modern spin on a classic philosophical moral dilemma.
Drones are increasingly being used by law enforcement agencies around the world, but this raises some issues around privacy and regulation.
Drones can be plucked out of the sky but it's easier to disable them with a signal from the ground.
Once everyone gets a taste for flying their own drone the skies will be chaos – we need to draw up rules, and enforce them, now.
Drones have a positive role to play on the African continent, from delivering medicines to fighting poaching and even giving visitors to game parks a head-up on where to spot the game.
The majority of water that people use goes to agriculture. In a drier, hungrier future, we'll need to use what water we have with less waste. Technologies being developed now will help.