245 articles from WEDNESDAY 8.7.2020

NeMO-Net Citizen Science Project Gets a 4.9 Star Rating

Users have submitted over 56K classifications of coral at the new, highly rated, NeMO-Net app. NASA's new citizen science project, NeMO-Net is making waves! NeMO-Net is a game where players help NASA classify coral reefs by painting 3D and 2D images of coral. Players embark on a virtual research vessel and travel the oceans by analyzing actual images of corals on the sea floor. As you...

Indigenous Americans had contact with Polynesians 800 years ago, DNA reveals

Study shows groups crossed vast ocean in about the year 1200 Proof of encounter found in DNA of present-day populations Indigenous Americans and Polynesians bridged vast expanses of open ocean around the year 1200 and mingled, leaving incontrovertible proof of their encounter in the DNA of present-day populations, new studies have revealed.Whether peoples from what is today Colombia or Ecuador...

Researchers develop mobile rapid test to assess coral thermotolerance

Coral death is impacting oceans worldwide as a consequence of climate change. The concern is that corals cannot keep pace with the rate of ocean warming. In particular, because a temperature increase of only one degree Celsius can make the difference between healthy and dying coral reefs. Some corals, however, are more resistant to increasing temperatures. In order to effectively protect coral...

"Protect 30% of the planet for nature," scientists urge in new report

In the most comprehensive report to date on the economic implications of protecting nature, over 100 economists and scientists find that the global economy would benefit from the establishment of far more protected areas on land and at sea than exist today. The report considers various scenarios of protecting at least 30% of the world's land and ocean to find that the benefits outweigh the costs...

Stress testing 'coral in a box'

Coral death is impacting oceans worldwide as a consequence of climate change. The concern is that corals cannot keep pace with the rate of ocean warming. In particular, because a temperature increase of only one degree Celsius can make the difference between healthy and dying coral reefs. Some corals, however, are more resistant to increasing temperatures. In order to effectively protect coral...

Study reveals how bacteria build essential carbon-fixing machinery

Scientists from the University of Liverpool have revealed new insight into how cyanobacteria construct the organelles that are essential for their ability to photosynthesise. The research, which carried out in collaboration with the University of Science and Technology of China, has been published in PNAS.