Feature

  1. Tech

    Matrix Realized

    Devices called brain-computer interfaces could give paralyzed patients the ability to flex mechanical limbs, steer a motorized wheelchair, or operate robots through sheer brainpower.

    By Christen Brownlee
  2. Humans

    Nobel Celebrations

    A firsthand account unveils the pageantry that surrounds the awarding of the Nobel prizes in Stockholm.

    By Emily Sohn
  3. Astronomy

    The Hole Story

    New evidence suggests that supermassive black holes have an impact on the evolution of galaxies that goes far beyond their gravitational grasp.

    By Ron Cowen
  4. Health & Medicine

    Palm-Nut Problem

    The ancient custom of chewing areca nuts is getting more popular as young Asians take up the habit, but betel-nut chewing has been linked to several types of oral cancer.