TechnologyChemical that makes chilli peppers spicy boosts solar panel cells Solar cells treated with capsaicin, the compound that makes chilli peppers taste spicy, are more efficient at converting solar energy News
MindThe surprising truth about why adults make children believe in Santa Children are savvier than we thought, so why do so many of them believe in Father Christmas? Answering that question reveals a lot about child psychology, and even more about adults Features