Let’s talk asteroid Apophis, planetary defense and Elon Musk
The rock is dubbed a Potentially Hazardous Asteroid for its relatively large size and relatively close approaches
Newly-discovered metallic-blue tarantula is “big enough to comfortably hug a donut”
Scientists don't know if the newly-discovered tarantula is rare or threatened, as areas like Sri Lanka are incredibly biodiverse
Sharks have a new enemy: Magnets
By kitting out a fish trap with $2 magnets or $20 per trap, researchers say fisheries can use the sharks’ own biology to help save them
