Ice age inhabitants of Interior Alaska relied more heavily on salmon and freshwater fish in their diets than previously thought, according to a newly published study.
Archaeology
Aug 29, 2016
0
11
Even without all the industrial and technological growth that has accelerated climate change, humans can—and do—dramatically impact ecosystems.
Archaeology
Mar 14, 2016
0
28
Black bears in Yosemite National Park that don't seek out human foods subsist primarily on plants and nuts, according to a study conducted by biologists at UC San Diego who also found that ants and other sources of animal ...
Ecology
Aug 24, 2015
0
71
Roman gladiators ate a mostly vegetarian diet and drank ashes after training as a tonic. These are the findings of anthropological investigations carried out on bones of warriors found during excavations in the ancient city ...
Archaeology
Oct 20, 2014
0
0
The stability of atoms can vary considerably from one element to the next, and also between isotopes of the same element (whose nuclei contain the same number of protons but different numbers of neutrons). While many isotopes ...
General Physics
Sep 5, 2014
15
2
Spiders may not be the pure predators we generally believe, after a study found that some make up a quarter of their diet by eating pollen.
Plants & Animals
Dec 18, 2013
1
0
A common songbird may have acquired genes from fellow migrating birds in order to travel greater distances, according to a University of British Columbia study published this week in the journal Evolution.
Evolution
Sep 20, 2013
7
0
Male birds that exhibit 'shy' social behaviour are much more likely to join flocks of birds with a similar personality than their 'bold' male counterparts, a new study has found. But shy birds also have fewer social partners ...
Plants & Animals
Sep 17, 2013
0
0
A simple pendulum has two equilibrium points: hanging in the "down" position and perfectly inverted in the "up" position. While the "down" position is a stable equilibrium, the inverted position is definitely not stable. ...
Quantum Physics
Aug 27, 2013
1
0
University of Oregon chemist David C. Johnson likens his lab's newly published accomplishments to combining two flavors of ice cream—vanilla and chocolate—and churning out thousands of flavors to appeal to any taste bud.
Materials Science
Jul 31, 2013
0
0
