Researchers are testing Xiriton, a biobased concrete alternative made from grass and seawater, to see if it can help rebuild ...

A 2023 astronaut photo shows three dark hills, or mesas, towering above part of the Sahara desert in southern Mauritania. The ...

Scientists have uncovered what appears to be the scattered remains of an ancient continent buried beneath the Indian Ocean.

A coastline shaped by past eruptions and present biological processes offers a unique tourist experience, but it demands ...

PORTUGAL is a holiday hotspot for Irish tourists, with many heading for the warmth and clear waters of the country. But as a ...