Featured in electromagnetic waves
Metamaterial Can Squirt A Magnetic Field Through A Hose
Magnetic fields normally wane as distance increases, but a new hose changes things.
New Printable Antenna Can Harvest Ambient Energy To Power Small Electronics
A new ultra-wideband antenna printed on paper or plastic can harvest ambient energy, enabling wireless sensors to tap into electromagnetic...
Large New NIH Study Finds That Cell Phone Use Does Affect Brain Activity
Cell phones speed up brain activity, especially in regions of the brain near the phone’s antenna during a long phone...
Cell Phone Radiation Reverses Alzheimer’s and Boosts Memory in Mice
Scientists say the electromagnetic radiation from cell phones may lead to non-invasive Alzheimer's treatments
The Physics of Invisibility
In the past few years, Harry Potter and Frodo Baggins (hidden at left) have repeatedly demonstrated the value of magical...