It turns out that what matters most for a city's metabolism and, ultimately, for its economic growth isn't density itself but how much people mix with each other.
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For Riis, the slum's biggest problem wasn't population density, lack of sunlight or even disease.
At 149ppi, that pixel density isn't anything out of the ordinary, but the screen at least delivers good viewing angles and accurate colors.
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"Although the increase in breast density doesn't happen in all women, we can't predict who's most at risk, " said Dr. Mary Laya, one of the study's co-authors.
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Johns Hopkins says the deed clearly says the property can be used for research purposes and doesn't specify items such as density or how much can be leased commercially.
Though that panel can't compete with the UX31A's IPS technology and higher pixel density, the Air does offer a superior keyboard and touchpad.
Researchers speculating about what went wrong thought perhaps torcetrapib made HDL that didn't work, or that HDL itself (short for high-density lipoprotein, and often called "good cholesterol") was less powerful than they thought.
Loss of density makes hair harder to style because the hair doesn't support itself as well, says Kevin Mancuso, creative director at Nexxus.
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But it wasn't until the 1990s that the frame really filled out, showing the characteristic density and sweet, ripe fruit characteristic of the Hillside vineyard.
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We get a basically homogeneous signal density in our chamber - in other words, we don't get the hot and cold spots you get in your home microwave.
"Crude" density is achieved by districts packed with taller and taller buildings but doesn't, on its own, generate innovation or economic development.
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The 11.6-inch screen isn't a full HD panel, but at such a small size that amount of pixel density can start to wreak havoc on productivity anyway (Excel sheets are at 360ppi can put quite a strain on the eyes).
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On the island, he pairs magnificent modern architecture, built on extra-large tracts of land, with a small, discerning clientele a formula that, at first, he wasn't sure would work, but has weathered the boom and recent bust of high-density vacation housing on more tourist-friendly islands.
With a 720 x 720 Super AMOLED 3.1 inch display, the Q10's screen is slightly larger than its touch hybrid predecessor, the Bold 9930, and sports a much tighter pixel density of 328ppi (BlackBerry claims the display is 360ppi, which doesn't jibe with our math).
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