Why mass shootings don’t lead to gun control

Mass shootings happen with numbing frequency in the United States. Despite the extraordinary tragedy of these…

Why mass shootings don’t lead to gun control

Mass shootings happen with numbing frequency in the United States. Despite the extraordinary tragedy of these…

Successful tests of a cooler way to transport electricity

Like a metal python, the huge pipe snaking through a CERN high-tech hall is actually a…

Successful tests of a cooler way to transport electricity

Like a metal python, the huge pipe snaking through a CERN high-tech hall is actually a…

Daily grind: The biography of a stone axe

Tom Breukel analysed some 250 stone axes from the Caribbean and reconstructed their biographies, thus increasing…

Daily grind: The biography of a stone axe

Tom Breukel analysed some 250 stone axes from the Caribbean and reconstructed their biographies, thus increasing…

STROBE-X: A Probe-Class Mission for X-Ray Spectroscopy and Timing on Timescales from Microseconds to Years

Abstract: We describe the Spectroscopic Time-Resolving Observatory for Broadband Energy X-rays (STROBE-X), a probe-class mission concept…

Extravehicular Activity Micrometeoroid and Orbital Debris Risk Assessment Methodology

Abstract: A well-known hazard associated with exposure to the space environment is the risk of vehicle…

Overview and Experience for External 802.11n on International Space Station (ISS)

Abstract: High-level overview of External Wireless Communication (EWC) System changes, status, plans. Also a high-level overview…

Dielectric Barrier Discharge Plasma Actuator Thrust Measurement Methodology Incorporating Antithrust Hypothesis

Abstract: The thrust of the dielectric barrier discharge plasma actuator is the plasma body force minus…