HumansWhy adding a drop of water can make whisky taste even better Scotch aficionados know that adding a little water to their dram can bring out the flavours – now we have glimpsed more of the chemistry behind it News
TechnologyHow to strip 99 per cent of harmful BPA from water in 30 minutes BPA has been linked to a range of health problems, but after decades of research, there’s now a cheap way to remove almost all of it from contaminated water News