Companies have sunk wood chips off the coast of Iceland and are planning to sink Sargassum, a yellowish-brown seaweed, to extreme depths. The startup Carboniferous is preparing a federal permit to ...

Scientists are exploring geological layers dating back to the Carboniferous period, when the region was covered by a warm ocean teeming with diverse marine creatures. Clavusodens mcginnisi measured ...

The newly-identified shark species is believed to have swam in the Carboniferous-period seas 340 million years ago. It belongs to the family Obruchevodidae within an order of extinct cartilaginous ...

Underground rivers and streams forged the cave's passages, which are made up of rocks that have preserved marine sediment from the Carboniferous period (358.9 million to 298.9 million years ago).