The Latest Breaking News from the Northern Hemisphere

The summer solstice, the longest day of the year in the Northern Hemisphere, falls on June 20 this year in North America.

For those in midlatitudes of the Northern Hemisphere, the arc of our galaxy becomes easier to see in May. Here's when and where to look.

The moon will cross in front of the Sun for around four hours on Saturday, creating a partial solar eclipse that careful skygazers will able to see in parts of the Northern Hemisphere.

The moon will appear to take bites out of the sun during a partial solar eclipse in 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.