What had multiple eyes and a hard shell? A trilobite, that's what.
Asteroid 2023 DZ2 will zip between Earth and the moon's orbit on March 25 and may be visible with the right telescope.
The universe may be flat, but could still be shaped like a doughnut, weird patterns in leftover light from the Big Bang suggest.
The Lego Tree House is a great set for nature lovers, young and old, and it's over 20% off at Amazon.