Day: August 30, 2019

Trump administration to relax methane limits at oil and gas operations

By Timothy GardnerWASHINGTON (Reuters) – The Trump administration on Thursday proposed rescinding Obama-era limits on oil and gas industry emissions of methane, one of the main pollutants scientists link to climate change, a move that drew backlash from environmentalists and institutional investors.The Environmental Protection Agency, or EPA, estimated that easing a 2016 regulation targeting methane…

Cutting-edge Chinese satellite malfunctions after launch

The ChinaSat-18 (Zhongxing-18) telecom satellite suffered a technical malfunction immediately after launch, SpaceNews reported on Thursday. The satellite was launched on 19 August from the Xichang Space Centre aboard a Long March 3B rocket. It is the first satellite based on an enhanced version of the Chinese DFH-4 satellite platform. The ChinaSat-18 allegedly experienced a…

Oxygen depletion in ancient oceans caused major mass extinction

For years, scientists struggled to connect a mechanism to this mass extinction, one of the 10 most dramatic ever recorded in Earth’s history. Now, researchers from Florida State University have confirmed that this event, referred to by scientists as the Lau/Kozlowskii extinction, was triggered by an all-too-familiar culprit: rapid and widespread depletion of oxygen in…

Space Elevator Feasibility | How Space Elevators Will Work

Two scientists have released a proof-of-concept paper that reveals designs for a space elevator. Solar-powered vehicles would move along a carbon nanotube cable stretching from the moon down into Earth’s geostationary field.Scientists have long suggested that space elevators could dramatically reduce the cost of sending humans into space.For decades, the idea of riding an elevator…

Watch ominous Hurricane Dorian churn over the ocean

Hurricane Dorian on August 29, 2019. Image: nasa By Mark Kaufman2019-08-29 20:10:47 UTC Cameras affixed to the International Space Station filmed Hurricane Dorian brewing over the Atlantic Ocean on Thursday afternoon. National Hurricane Center forecasters expect the cyclone to hit Florida as a powerful Category 4 storm around Labor Day, ultimately packing some 130 mph…