Trilobites, extinct marine arthropods that roamed the world's oceans from about 520 million years ago until they went extinct 250 million years ago at the end of the Permian period, may have grown in a similar fashion and ...
Paleontology & Fossils
Jul 25, 2022
0
308
The Sherpa population in Tibet is world-renowned for their extraordinary high-altitude fitness, as most famously demonstrated by Tenzing Norgay's ability to conquer Mount Everest alongside Sir Edmund Hillary. The genetic ...
Biotechnology
Sep 17, 2013
0
0
New research led by University of Nevada, Reno Assistant Professor Joanna Blaszczak shows hypoxia in rivers and streams is generally much more prevalent across the globe than previously thought. Hypoxia is low or depleted ...
Environment
Jan 24, 2023
0
153
Species living in coastal regions could face a significant future threat from reduced levels of oxygen in the marine environment, according to research published in Nature Scientific Reports.
Environment
Mar 14, 2018
1
188
With increasing attention toward generating cost-effective biochemical conversion methods for producing biofuels, it helps to follow the leaders who have perfected the process. The mere Reticulitermes flavipes, or eastern ...
Cell & Microbiology
Aug 28, 2013
0
0
Russian scientists have come up with a new tool for early detection of hypertension. They applied surface-enhanced Raman spectroscopy powered by silver nanoparticles to detect hypertension-induced molecular changes in blood ...
Bio & Medicine
Sep 20, 2022
0
21
A team of NOAA-supported scientists is predicting that this year's Gulf of Mexico hypoxic zone could range from a low of approximately 1,197 square miles to as much as 6,213 square miles. The wide range is the result of using ...
Environment
Jun 21, 2012
1
0
Dissolved organic matter in streams and rivers can be broken down by sunlight or bacteria, providing a fuel source for aquatic ecosystems and affecting carbon dioxide and carbon monoxide concentrations as the organic matter ...
Environment
Apr 15, 2013
0
0
21 percent. That's the amount of oxygen in the air that we breathe——with the exception of the extreme high-altitude dwellers on the Tibetan or Andean mountains.
Biotechnology
Nov 17, 2015
0
16
Oxygen is an essential element for survival. Ocean warming, circadian rhythm, eutrophication, high-density aquaculture, power failures and long-distance live animal transportation can all lead to low oxygen levels in water. ...
Plants & Animals
Jan 29, 2024
0
7
