Arachnids
Explore Arachnids
Latest about Arachnids
Brown recluse bites caused two people's blood cells to self-destruct
By Rebecca Sohn published
Bites from brown recluse spiders can cause an autoimmune form of hemolytic anemia, in which red blood cells are destroyed by the immune system.
11 deadliest spiders
By Christina Hughes published
From the funnel web spider to the brown recluse, here are some of the deadliest spiders on Earth.
The Invisible Sex Dance of Psychedelic Spiders
By Jeanna Bryner last updated
VIDEO: Don't miss this amazing look at the secret mating rituals of spiders that can see in the dark.
Rare Discovery: Hook-Legged Spider Found in Oregon Cave
By Douglas Main last updated
The spider has unique clawlike hooks on its legs.
Brown Recluse Spiders May Invade Northern U.S. as Planet Warms
By Wynne Parry last updated
Brown recluse spiders don't travel well, so a shift in their habitat could threaten extinction.
Jumping Spiders' Unique Vision Revealed
By Joseph Castro last updated
Jumping spiders gauge distances by compared a focused image with a defocused image.
Sweet dreams, spidey: Arachnids experience REM sleep, and may even dream
By Jennifer Nalewicki published
Spiders likely sleep and dream like humans do.
Dead spiders reanimated as creepy 'necrobots'
By Harry Baker published
Researchers have turned dead wolf spiders into machine grippers that can be used to pick up a variety of objects, including other spiders, by blowing air into their lifeless corpses.
Sign up for the Live Science daily newsletter now
Get the world’s most fascinating discoveries delivered straight to your inbox.