laser light amplification by stimulated emission of radiation

A.I. Comes to the Operating Room

Images made by lasers and read by computers can help speed up the diagnosis of brain tumors during surgery.

A.I. Comes to the Operating Room

Images made by lasers and read by computers can help speed up the diagnosis of brain tumors during surgery.

A.I. Comes to the Operating Room

Images made by lasers and read by computers can help speed up the diagnosis of brain tumors during surgery.
With a Laser, Researchers Say They Can Hack Alexa, Google Home or Siri

With a Laser, Researchers Say They Can Hack Alexa, Google Home or Siri

Researchers in Japan and at the University of Michigan said they have found a way to take over the voice-controlled digital assistants.
With a Laser, Researchers Say They Can Hack Alexa, Google Home or Siri

With a Laser, Researchers Say They Can Hack Alexa, Google Home or Siri

Researchers in Japan and at the University of Michigan said they have found a way to take over the voice-controlled digital assistants.
Online Map Leads Archaeologist to Maya Discovery

Online Map Leads Archaeologist to Maya Discovery

Lidar has transformed the study of ancient civilizations, but maps made with the technology are expensive. Takeshi Inomata found a great one for free.
Online Map Leads Archaeologist to Maya Discovery

Online Map Leads Archaeologist to Maya Discovery

Lidar has transformed the study of ancient civilizations, but maps made with the technology are expensive. Takeshi Inomata found a great one for free.
Online Map Leads Archaeologist to Maya Discovery

Online Map Leads Archaeologist to Maya Discovery

Lidar has transformed the study of ancient civilizations, but maps made with the technology are expensive. Takeshi Inomata found a great one for free.
Online Map Leads Archaeologist to Maya Discovery

Online Map Leads Archaeologist to Maya Discovery

Lidar has transformed the study of ancient civilizations, but maps made with the technology are expensive. Takeshi Inomata found a great one for free.
Professional Hair Removal Catches On With the Preteen Set

Professional Hair Removal Catches On With the Preteen Set

Lily Levin, 16, started noticing hairs on her chin when she was 14. Although she hadn’t been teased about the hair, she fretted that she would become a target at school and had them removed.

For Just the Third Time in 117 Years, a Woman Wins the Nobel Prize in Physics

Donna Strickland did pioneering work with lasers and shared the award with two men on Tuesday. She is the first woman to receive the award in 55 years.

For Just the Third Time in 117 Years, a Woman Wins the Nobel Prize in Physics

Donna Strickland did pioneering work with lasers and shared the award with two men on Tuesday. She is the first woman to receive the award in 55 years.

First Woman in 55 Years Wins the Nobel Prize in Physics

Prof. Donna Strickland won the Nobel Prize in Physics for her work with lasers. She is the first woman to receive the award in 55 years and the third woman to receive it in over a century.
Trilobites: Hidden Kingdoms of the Ancient Maya Revealed in a 3-D Laser Map

Trilobites: Hidden Kingdoms of the Ancient Maya Revealed in a 3-D Laser Map

Images made using lidar technology reveal previously unknown ancient Maya settlements with houses, temples, forts, ditches, moats and roads.
Trilobites: Hidden Kingdoms of the Ancient Maya Revealed in a 3-D Laser Map

Trilobites: Hidden Kingdoms of the Ancient Maya Revealed in a 3-D Laser Map

Images made using lidar technology reveal previously unknown ancient Maya settlements with houses, temples, forts, ditches, moats and roads.
Trilobites: Hidden Kingdoms of the Ancient Maya Revealed in a 3-D Laser Map

Trilobites: Hidden Kingdoms of the Ancient Maya Revealed in a 3-D Laser Map

Images made using lidar technology reveal previously unknown ancient Maya settlements with houses, temples, forts, ditches, moats and roads.
Settling Arguments About Hydrogen With 168 Giant Lasers

Settling Arguments About Hydrogen With 168 Giant Lasers

Liquid metallic hydrogen does not occur naturally on Earth, except possibly at the core, but scientists believe the interiors of Jupiter and Saturn are awash in hydrogen in that state.
Settling Arguments About Hydrogen With 168 Giant Lasers

Settling Arguments About Hydrogen With 168 Giant Lasers

Liquid metallic hydrogen does not occur naturally on Earth, except possibly at the core, but scientists believe the interiors of Jupiter and Saturn are awash in hydrogen in that state.
Settling Arguments About Hydrogen With 168 Giant Lasers

Settling Arguments About Hydrogen With 168 Giant Lasers

Liquid metallic hydrogen does not occur naturally on Earth, except possibly at the core, but scientists believe the interiors of Jupiter and Saturn are awash in hydrogen in that state.
Vaginal ‘Rejuvenation’ Treatments May Be Unsafe, the F.D.A. Says

Vaginal ‘Rejuvenation’ Treatments May Be Unsafe, the F.D.A. Says

The seven companies targeted by the F.D.A. for promoting dangerous uses of laser treatments for women included Inmode, Sciton, Alma Lasers, Thermigen, BTL Aesthetics, BTL Industries and Cynosure,