16-year-old climate activist Greta Thunberg has been nominated for the 2019 Nobel Peace Prize for her work in advancing public awareness of climate change. Thunberg is behind the Fridays For The Future movement that inspired students around to world to protest global warming by staging school walkouts on Fridays.  “Weread more

A new monthly record for atmospheric carbon dioxide concentrations has been recorded in February 2019, at 411.66 parts per million. Although this new record, observed at Hawaii’s Mauna Loa Observatory, isn’t much higher than the previous record of 411.31 ppm, the fact that this new record happened nearly three monthsread more

Two new studies have provided further evidence for the existence of an as-of-yet undiscovered large planet at the edge of the Solar System, known by the astronomical community as “Planet Nine“.  Having found that the orbits of a number of trans-Neptunian objects (TNOs) on the outer fringe of the Solarread more

The European Space Agency’s (ESA) Mars Express orbiter has uncovered signs that Mars once had a vast network of waterways, including a planet-spanning ocean in its northern hemisphere, and an extensive network of rivers that carved majestic canyons through the ancient Martian landscape. Using its Mars Advanced Radar for Subsurfaceread more