Many disease-causing bacteria such as Pseudomonas aeruginosa crawl on surfaces through a walk-like motility known as "twitching." Nanometers-wide filaments called type IV pili are known to power twitching, but scientists ...
Molecular & Computational biology
Jul 23, 2021
0
336
Speculation about the impact of COVID-19 on America's thriving cities came almost as soon as the disease itself—and the diagnosis was usually grim. Plunging rents in New York and San Francisco indicated residents were fleeing ...
Social Sciences
Jul 22, 2021
0
3
Millions of people across the western United States and Canada were hit Sunday by a new round of scorching hot temperatures, with some roads closed, train traffic limited and new evacuations ordered.
Environment
Jul 12, 2021
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4
The one constant during the pandemic is change, especially as it relates to how we use space. Since early 2020, a flurry of physical changes have taken place in our everyday lives, reshaping everything from how and where ...
Social Sciences
Jun 8, 2021
0
1
Almost half of the world's population currently lives in cities and that number is projected to rise significantly in the near future. This rapid urbanization is contributing to increased flood risk due to the growing concentration ...
Earth Sciences
Jun 3, 2021
1
7
Since arriving to the northern Atlantic Ocean less than 30 years ago, lionfish have quickly become one of the most widespread and voracious invasive species, negatively impacting marine ecosystems—particularly coral reefs—from ...
Plants & Animals
Jun 3, 2021
0
3
A team of researchers led by the University of Cambridge and University of Utrecht examined trends in daily crime counts before and after COVID-19 restrictions were implemented in major metropolitan areas such as Barcelona, ...
Social Sciences
Jun 2, 2021
0
2
The number of dead whales washing ashore in the San Francisco Bay Area this spring continues to climb, with another massive gray whale seen rolling in the surf at Pacifica State Beach on Friday afternoon.
Plants & Animals
May 25, 2021
0
25
If you lived on the West Coast anytime in the past several years, you may remember news of "the Blob"—not a horror movie monster but a mass of warm water that resulted from a marine heat wave in 2014 and 2015. A new publication ...
Ecology
May 18, 2021
0
178
Cece Linder was living in a 770-square-foot apartment outside Washington, D.C., last spring when the area went into lockdown because of the coronavirus pandemic.
Social Sciences
May 6, 2021
1
6
