Electrons losing weight

The measured mass of electrons in solids is always larger than the value predicted by theory. The reason for this is that theoretical calculations do not account properly for various interactions with other electrons or lattice ...

Airbnb, San Francisco reach deal on rental registrations

San Francisco and Airbnb reached a deal Monday that aims to prevent the short-term rental website from listing housing units that are not following city rules that limit the duration of stays and the number of nights units ...

New management takes over New Mexico-based national lab

Scientists and researchers at the federal government's largest national laboratory will continue to focus on national security and work related to the proliferation of nuclear weapons despite the first management change in ...

Stenciling with atoms in 2-D materials possible

The possibilities for the new field of two-dimensional, one-atomic-layer-thick materials, including but not limited to graphene, appear almost limitless. In new research, Penn State material scientists report two discoveries ...

Cities provide paths from poverty to sustainability

New international agreements commit all UN member nations to solving humanity's greatest challenges over the next few decades, from eliminating extreme poverty and unhealthy living conditions to addressing climate change ...

page 1 from 9