Bouldering — with its relentless focus towards pure climbing technique on rocks usually less than 15 feet off the ground — can be maddening to watch. But it can serve as an amazing rock-climbing test ...

From subatomic particles to complex molecules, quantum systems hold the key to understanding how the universe works. But there's a catch: when you try to model these systems, that complexity quickly ...

imagine you leave Earth in a spaceship traveling in a straight line and you continue on this journey forever will you ever reach the edge of the universe is that even possible this is perhaps the ...

As frontier models automate vulnerability discovery at machine scale, security chiefs scramble to automate patching before ...

Every week quantum computing hits a new milestone: more qubits, fewer errors, better readout of results. But will these breakthroughs help solve the advanced computational problems facing energy, like ...

In revisiting past hard problems, it is also important to recount successes that helped us bolster our defense. Successes ...

Chapter 2 explored key factors underpinning difficult cyber challenges. This chapter goes on to list and discuss the list of cyber hard problems—well-defined problems where progress toward their ...