At the Northern Hemisphere’s winter solstice the upper half of the Earth is at its furthest lean away from the sun — leading ...

The 2025 summer solstice takes place on June 20, heralding the onset of astronomical summer and the longest day of the year. When you purchase through links on our site, we may earn an affiliate ...

The autumn equinox is now upon us! Today marks the moment that the sun crosses the celestial equator, ushering in the beginning of astronomical autumn in the northern hemisphere, which brings with it ...

Scientists say Earth’s northern half is darkening faster than the south, reflecting less sunlight back into space and soaking up more of the sun’s energy. A new study based on more than two decades of ...

New research from an international group looking at ancient sediment cores in the North Atlantic has for the first time shown a strong correlation between sediment changes and a marked period of ...

GENEVA, Sept 25 (Reuters) - Some northern hemisphere countries are having trouble obtaining additional flu vaccines amid increased demand, but health workers and the elderly should be prioritised in ...

Day and night will get equal time for a brief moment Monday as much of the world heads into fall. The autumnal equinox arrives Monday, marking the start of the fall season for the Northern Hemisphere ...

The seafloor is far thinner than the bulky landmass, and temperature from within Earth is “quenched” by the enormous volume ...