Weekly Roundup

A new study lends more support to the hygiene hypothesis, the notion that our over-sterilized environment is harmful to developing immune systems. Scientists from B.C. Children’s Hospital found 4 strains of bacteria whose absence from the intestinal flora of 3-month-olds was associated with childhood asthma.

How clean is the air in your town? Now you can find out in real time with the World Air Quality Index which assimilates pollution data from sites around the world.

R2-D2 and a picture of a cat were launched to near space by two girls from Seattle. Their homemade “Loki Lego Launcher” reached 78 thousand feet; you can watch their GoPro footage.

Worms that digest plastic may solve our pollution woes. That is, of course, as long as our tampering with complex ecosystems doesn’t have Simpsonesque unintended consequences.

“Is it possible to fall or crash on a bike or on a walk to work? Absolutely. But it’s also possible we’ll be slowly struck down by longer-term ills that driving seems to be associated with.” Kelsey Campbell-Dollaghan at Gizmodo has a great summary of research on the health and stress effects of various commutes.

Federal science and politicians aren’t currently the warmest of bedfellows, both in Canada and the USA, as the powers that be continue to resist or dismantle science for policymaking. Following the  shooting at Umpqua Community College (yet another mass shooting) the US Congress extended a preexisting ban on CDC research into the public health effects of gun violence, even though American victims of gun deaths vastly outnumber those killed by terrorism. Seeking to encourage transparency in federal science, Write2Know‘s second letter-writing campaign draws to a close, and its tally signed letters this year requesting information from politicians about Canadian federal science is in the thousands. Lastly, Environment Canada scientist and “Harperman” auteur Tony Turner has decided to retire rather than remain under paid suspension while the investigation into his alleged breach of the Canadian values and ethics code for public servants; you can now find him unmuzzled on the election circuit.…