Woodland hawks flock to urban buffet
For the nearly 35 million Americans who faithfully stock their feeders to attract songbirds, an increasingly common sight is a hawk feeding on the birds being fed.
For the nearly 35 million Americans who faithfully stock their feeders to attract songbirds, an increasingly common sight is a hawk feeding on the birds being fed.
Ecology
Nov 6, 2018
2
126
A genetic scan of a massive number of samples taken from tuberculosis patients across China has shown a surprising genetic uniformity: just two "strains" of the tuberculosis bacterium account for 99.4 percent of all cases.
Evolution
Nov 5, 2018
0
55
A compound that has scientists seeing red may hold the key to engineering yeasts that produce better biofuels.
Cell & Microbiology
Nov 5, 2018
0
55
California mice are relatively solitary animals, but put two in a room and they'll talk each other's ears off.
Plants & Animals
Oct 4, 2018
5
748
Fuel cells have long been viewed as a promising power source. These devices, invented in the 1830s, generate electricity directly from chemicals, such as hydrogen and oxygen, and produce only water vapor as emissions. But ...
Materials Science
Oct 3, 2018
1
100
Some 50 million years before humans figured it out, agriculture arrived in the world in a seemingly unlikely place: an ant hill.
Plants & Animals
Oct 1, 2018
0
159
If Lewis Carroll had described in detail the mushroom Alice nibbles in Wonderland to shrink and grow to her rightful size, he might have noted a scarlet cap topped with white warts: the fly amanita.
Molecular & Computational biology
Sep 28, 2018
2
154
An ideal biorefinery would turn renewable crops into a variety of fuels and products with little waste. A significant challenge in realizing this vision is what to do with lignin, a fibrous and difficult-to-break-down material ...
Materials Science
Sep 28, 2018
0
56
In one video, you can see a hungry caterpillar, first working around a leaf's edges, approaching the base of the leaf and, with one last bite, severing it from the rest of the plant. Within seconds, a blaze of fluorescent ...
Biotechnology
Sep 13, 2018
15
2686
University of Wisconsin-Madison materials engineers have made a surprising discovery that could dramatically improve the lifetime of solar energy harvesting devices.
Nanophysics
Sep 7, 2018
3
270