greblogs.nytimes.com

9YWYM TIL that touching receipts absorbs large amounts of BPA, a known endocrine disruptor, into your bloodstream
wLVoE TIL that after 9/11, governments halted commercial shiping in much of the world, causing ocean noise levels to fall, resulting in reduced stress hormones in whales.
LRRQ TIL mongooses were introduced to Hawaii to control the invasive rat population. However, rats are nocturnal and mongooses are diurnal. Hawaii now has a problem with both.