Social media was buzzing on Monday with photos and accounts of the red sun over the UK. British weather forecasters said it was dust from the Sahara, raised via Hurricane Ophelia.
Ice shelves in Antarctica are like conveyor belts, continually carrying ice to the sea. Scientists have found hidden canyons on their undersides that may affect the shelves fragility.
Photographer Paul Smith said he thinks this may be the 1st documented capture of a red sprite over Oklahoma. They're large-scale electrical discharges - high above thunderstorm clouds - flickering in the night.
Scientists have just returned from a major expedition to Zealandia, a "hidden" Earth continent, likely submerged beneath the sea surface more than 80 million years ago.