Sanae Takaichi, the first woman to lead Japan as prime minister, skipped a sumo awards ceremony, reflecting her cautious approach to gender issues. By Javier C. Hernández and Hisako Ueno After ...
Polycyclic aromatic hydrocarbons (PAHs) are chemical compounds consisting of fused aromatic rings formed during the incomplete combustion of organic materials. The European Commission (EU) recommends ...