OTTAWA — The dean of the U of T’s school of dentistry has stepped aside after a pair of antisemitic cartoons made their way ...

Two aging stars in the binary system AFGL 4106 sculpt a glowing, egg-shaped nebula as they approach the end of their lives.

Some of the universe's most extreme explosions leave behind almost no trace. The original explosion is unseen, but our observations can capture the long-lived echo it leaves behind as the shock front ...

Astronomers suspect the heart of the Milky Way may be hiding a big secret: a rapidly spinning, highly magnetic, neutron ...

Authorities are still looking for answers to why a local man crashed into a power substation in Nevada last week, committing a suspected terror attack before shooting ...