SandFlea (2011)
This tiny military robot can jump up to 30 feet over a wall or onto a building—a reminder that, like spiders, the smallest things can be among the most frightening.Shakey (1966)
One of the first robots that could reason about its future actions, Shakey got its name from its jerky movements, which were at once lovable and unsettling.

JUST PLAIN TERRIFYING

Atlas (Boston Dynamics)

Hadaly (1886)
In the 1886 novel The Future Eve, a fictional Thomas Edison creates this machine woman in order to avoid the “flaws” of a real one.

Atlas (2013)
If you were lost, would you let this search-and-rescue robot carry you to safety?

Replicants, Cylons, and Other Robot Humans
The ultimate nightmare: that ordinary people might really be robots.

TERRIFYING AND CREEPY

Rossum’s Universal Robots (1921)
The Czech writer Karel Čapek coined the word robot in his play R.U.R. His “roboti” rose up against and annihilated their human overlords.

MQ-9 Reaper (2007)
Also known as the Predator B, this drone ushered in a new era of modern warfare, in which machines can do the fighting for us.

SquishBot (2009)
A soft, tiny robot that can scale walls and traverse narrow passages. Someday it might be able to sneak through vents to watch you.

JUST PLAIN CREEPY

Nanobots (theoretical)
Molecular-scale robots might have lifesaving applications, but the idea of billions of robot invisible to the human eye is enough to make anyone’s skin crawl.

Lexy and Tess (Wolfgang Rattay / Reuters)

BigDog (2005)
This U.S.-military robot is meant to carry loads for soldiers, but it looks (and moves) like something out of an apocalyptic thriller.

Lexy and Tess (2014)
Pole-dancing robotic strippers. Nobody asked for this.

A LITTLE OF EVERYTHING: CREEPY, ADORABLE, TERRIFYING, AND BENIGN

HAL 9000 (1968)
A glowing red lens with a calm voice, hal from 2001: A Space Odyssey showed that the terror of robots is not just physical but existential: logic stripped of human reason.

PackBot (iRobot)

PackBot (2001)
Made by the same company as the Roomba, PackBot searched the World Trade Center rubble after 9/11 and helped Iraq War soldiers dispose of roadside bombs.

Eric Robot (1928)
One of the world’s first humanoid robots, Eric was built as a surrogate for the Duke of York and appeared in his stead at public events. Its head and limbs could be moved via remote control.

Sojourner (1996)
The nasa rover landed on Mars in 1997 to take pictures. Expected to work for just a week, Sojourner toiled for 85 days before shutting down.

Read more at: theatlantic.com