Dinosaur-Killing Asteroid Eludes NASA

NASA’s Wide-field Infrared Survey Explorer (WISE) mission has revealed that the Baptistina asteroid family was most likely not responsible for the extinction of the dinosaurs 65 million years ago.
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<a><img src="https://www.theepochtimes.com/assets/uploads/2015/09/baptistinaasteroid.jpg" alt="Artist's concept of a broken-up asteroid. A fragment of a giant asteroid that broke up long ago in the main asteroid belt between Mars and Jupiter eventually made its way to Earth and led to the extinction of the dinosaurs. (NASA/JPL-Caltech)" title="Artist's concept of a broken-up asteroid. A fragment of a giant asteroid that broke up long ago in the main asteroid belt between Mars and Jupiter eventually made its way to Earth and led to the extinction of the dinosaurs. (NASA/JPL-Caltech)" width="590" class="size-medium wp-image-1783607"/></a>
Artist's concept of a broken-up asteroid. A fragment of a giant asteroid that broke up long ago in the main asteroid belt between Mars and Jupiter eventually made its way to Earth and led to the extinction of the dinosaurs. (NASA/JPL-Caltech)