Introductory chemistry students learn that oil and water repel each other. So do other hydrophobic substances, which carry no electric charge, and hydrophilic substances, which carry an electric charge that allows them to ...
Materials Science
Jul 9, 2013
1
0
About 12,800 years ago when the Earth was warming and emerging from the last ice age, a dramatic and anomalous event occurred that abruptly reversed climatic conditions back to near-glacial state. According to James Kennett, ...
Earth Sciences
May 21, 2013
56
6
Scientists at Princeton University used off-the-shelf printing tools to create a functional ear that can "hear" radio frequencies far beyond the range of normal human capability.
Bio & Medicine
May 1, 2013
1
0
(Phys.org)—New research findings published in the Proceedings of the National Academy of Sciences (PNAS) are consistent with a controversial theory that an extraterrestrial body – such as a comet – impacted the Earth ...
Earth Sciences
Sep 25, 2012
204
0
Scientists at the University of California, San Diego have developed a new method for making scaffolds for culturing tissue in three-dimensional arrangements that mimic those in the body. This advance, published online in ...
Biochemistry
Feb 9, 2012
0
0
Archaeologists have excavated the former working-class neighborhood of Vaakunakylä near Oulu, west-central Finland and interviewed its previous inhabitants, revealing the rich heritage of this marginalized community.
Archaeology
Mar 5, 2024
0
73
At the 2022 COP-15 meeting, signatories of the Convention on Biological Diversity reached a new agreement called the Kunming-Montreal Global Biodiversity Framework, which contained provisions to establish a separate, multilateral ...
Ecology
Nov 2, 2023
0
0
Every year hundreds of millions of people around the world move to another country, with many of them seeking economic security for themselves and their families.
Social Sciences
Sep 14, 2022
0
17
Australian Institute of Botanical Science researchers are working with the University of Queensland to figure out world-first ways to store wild and cultivated macadamia genetic material and ultimately ensure the long-term ...
Plants & Animals
Jul 5, 2022
0
48
Dutch archaeologists said on Wednesday they have unearthed a Roman canal and road near ancient military camps that were this week listed on UNESCO's list of World Heritage sites.
Archaeology
Jul 28, 2021
1
333
