New remains of a 53-million-year-old polar forest have been unearthed near Macquarie Harbor in western Tasmania, unveiling previously unknown ancestral origins of rainforest plants in the southern ...
This ambipolar electric field is as fundamental to Earth as gravity and the magnetic field, and is the source of the flow of atmospheric ions into space known as the polar wind. For decades ...
And while the prolonged spell of abnormal warmth will linger into next week, a blast of polar air may follow through the last days of winter, bringing ferocious gales, a sudden temperature drop ...