Images from Landsat satellites and an agricultural-survey program are freely available to scientists—but for how long?
With electrical signals, cells can organize themselves into complex societies and negotiate with other colonies
Controversial experiment ignites debate over whether scientific work could be used to justify harsh prison tactics
Orbits of four newfound objects show no signs of gravitational pull from proposed giant planet
It's vital both as a matter of public accountability and also so that citizens can make informed decisions
A wild plan is taking shape to visit the nearest planet outside our Solar System. Here’s how we could get to Proxima b
Spacecraft could help scientists track logging, natural disasters and illegal mining
Physicists are investigating a technique to enhance detection of uranium and plutonium in cargo