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Dr. Know: Volcanic Verisimilitude

How dormant/active is Mount Tabor?

Dr. Know
My dad says back in the ’50s he used to play up on Mount Tabor, and on a cold day he could see steam rising from the crater. How dormant/active is Mount Tabor, and is it true Rocky Butte is ac   More
Wednesday, June 27, 2012 MARTY SMITH

Dr. Know: Home is Where the Harbor is

What’s with the water vessels that seem permanently anchored on the Willamette?

Dr. Know
What is up with Plum Krazy? And on the opposite end of the eyesore spectrum, what about the middle-finger flag flotilla? Can anyone anchor anything semi-navigable freely forever on the Willame   More
Wednesday, June 20, 2012 MARTY SMITH

Dr. Know: Gender-Confused Fish

Are male bass in the Columbia gaining female traits?

Dr. Know
Is it true that 80 percent of the male bass fish in Washington’s major river are now exhibiting female traits as a result of contraceptive pills being flushed into the water? Say it ain’t so   More
Wednesday, June 13, 2012 MARTY SMITH

Dr. Know: Shallow End of the Car Pool

Do cars stuck idling in non-high-occupancy vehicle lanes actually produce more emissions than the HOV lanes save?

Dr. Know
Sitting in rush-hour traffic on I-5 to Vancouver got me thinking: Has anyone done a study to see...   More
Wednesday, June 6, 2012 MARTY SMITH

Dr. Know: A Microorganism by Any Other Name...

What is cryptosporidium, anyway?

Dr. Know
What is cryptosporidium, anyway? I know it can turn up in water, but that’s about it. I asked a friend who works in public radio, and she said, “It’s a parasite. It eats your body.” That d   More
Wednesday, May 30, 2012 MARTY SMITH

Dr. Know: Snoop Out the Vote

Is it legal for election authorities to disclose who has voted and who has not?

Dr. Know
Recently, I was unnerved that a canvasser who called my house seemed to know that my roommate hadn’t voted yet. Is it legal for election authorities in Oregon to disclose to individual campaigns   More
Wednesday, May 23, 2012 MARTY SMITH

Dr. Know: A Swarm of Choppers

Why are there so many helicopters around the new light-rail bridge?

Dr. Know
Lately, I have noticed an increase in helicopters around the new light-rail bridge. The cops suggest asking the news stations, but no big news stories correspond to the time and place. Any idea    More
Wednesday, May 16, 2012 MARTY SMITH

Dr. Know: Idling Thoughts

If idling causes pollution, why do we have to stop at lights before entering the freeways?

Dr. Know
On the drawbridges in Portland, there are signs telling you not to sit with your car idling because of pollution. So why do we have to stop at lights before entering the freeways, forcing thousand   More
Wednesday, May 9, 2012 MARTY SMITH

Dr. Know: All Sinked Up

What’s with all the sinkholes lately?

Dr. Know
I can’t help noticing there have been an awful lot of sinkholes opening in the ground lately. Are we under attack from some malevolent, subterranean menace? How long before the Earth swallows us   More
Wednesday, May 2, 2012 MARTY SMITH

Dr. Know: One-Screened Bandit

Does the Oregon Lottery tweak video poker machines to entice people to play?

Dr. Know
Does the Oregon Lottery manipulate video poker machines to be “looser” at certain times—like when Social Security checks come in...   More
Wednesday, April 25, 2012 MARTY SMITH

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