The Latest Breaking News from the Northern Hemisphere

Spring officially begins today (March 20) with the vernal equinox, bringing longer days and warmer temperatures to the Northern Hemisphere.

Spring gets its official start Thursday in the Northern Hemisphere with the arrival of the vernal equinox

You can tell spring has officially begun in the Northern Hemisphere just by looking at the stars. Here's how to easily spot the Spring Triangle without a telescope.

As the Atlantic grew wider, the ancestral population of all of today's oaks may have been straddling the continents of the Northern Hemisphere. If so, the ancestor of the oaks we know today was a widespread population that was cleaved in half as North America inched westward.

The winter solstice marks the official start of the astronomical winter, as the sun reaches its most southerly point in the sky as seen from Earth. This seasonal change occurs on Dec. 21, 2024.

The winter solstice is Saturday, bringing the shortest day and longest night of the year to the Northern Hemisphere

Why aren't the solstices the coldest and hottest days of the year?

The autumnal equinox brings fall to the Northern Hemisphere today as the sun passes directly over the equator at noon. But are day and night actually equal length today?

Curious Kids is a series for children of all ages. If you have a question you’d like an expert to answer, send it to curiouskidsus@theconversation.com.

Summer 2024 was officially the Northern Hemisphere’s hottest on record. In the United States, fierce heat waves seemed to hit somewhere almost every day.

On Sunday, Sept. 22, day and night will be nearly equal in length as Earth spins side-on to the sun and autumn officially begins in the Northern Hemisphere.