Soldering to a PC board can be tricky: Too much heat can make the copper trace lift right off the board substrate. Use a soldering pencil rated at 15-25 watts, no more. (Watch the video; story ...

Anyone who’s spent significant amounts of time salvaging old electronics has probably wished there were a way to take apart a circuit board without desoldering it. [Zeyu Yan] et al seem to have had ...

New recyclable electronics could be critical to curbing e-waste, scientists argue, especially because these circuit boards can be repaired or reconfigured by simply applying heat. When you purchase ...