Physics & Astronomy

Physics & Astronomy

Plasmonic Devices: Merging Quantum Effects With Optics

Plasmonic devices combine the ‘super speed’ of optics with the ‘super small’ of microelectronics. These devices exhibit quantum effects and show promise as…

Physics & Astronomy

Comet 67P Shows Increased Activity and Dust Ejection

Rosetta’s comet 67P/Churyumov-Gerasimenko is beginning to show a clearly visible increase in activity. While in the past months most of the dust emitted from…

Physics & Astronomy

Cutting Power Boosts Laser Output: New Insights From Princeton

Re-examining longstanding beliefs about the physics of these devices, Princeton engineers have now shown that carefully restricting the delivery of power to…

Physics & Astronomy

New Evidence Confirms Exotic Superconducting State

“It took 50 years to show that this phenomenon indeed happens,” said Vesna Mitrovic, associate professor of physics at Brown University, who led the work. “We…

Physics & Astronomy

New Experiment Unlocks Macroscopic High-Mass Superpositions

Standard quantum theory places no limit on particle size and current experiments use larger and larger particles, which exhibit wave-like behaviour. However,…

Physics & Astronomy

NASA Study Reveals Titan’s Dusk and Dawn Glow

The pair of patches was spotted by a NASA-led international team of researchers investigating the chemical make-up of Titan’s atmosphere.

Physics & Astronomy

NASA-NOAA Team Safeguards Suomi NPP from Space Debris Threat

On an otherwise quiet Sunday on September 28, the Suomi NPP mission team was  monitoring a possible close approach of a debris object. By early evening, the…

Physics & Astronomy

Third X1.6 Solar Flare Erupts in Just Two Days

NASA’s Solar Dynamics Observatory captured images of the event, which occurred in the lower half of the sun. This flare is classified as an X1.6 class flare….

Physics & Astronomy

Rosetta Mission: First Spacecraft to Land on a Comet

The European Space Agency's Rosetta mission will deploy its lander, Philae, to the surface of Comet 67P/Churyumov-Gerasimenko on Wednesday 12th November after…

Physics & Astronomy

How Massive Black Holes Block New Star Formation in Galaxies

Massive black holes spewing out radio-frequency-emitting particles at near-light speed can block formation of new stars in aging galaxies, a study has found.

Physics & Astronomy

NASA Webb's Heart Survives Deep Freeze Test

Teams of engineers and technicians have been on heart-monitoring duty around the clock since this complicated assembly was lowered into the chamber for its…

Physics & Astronomy

Increasing Cosmic Radiation Risks for Manned Mars Missions

The new research finds that, during periods of low solar activity, a 30-year-old astronaut can spend roughly one year in space—just enough time to get to Mars…

Physics & Astronomy

Backpack Physics: How Smaller Hikers Carry More Weight

Hikers are generally advised that the weight of the packs they carry should correspond to their own size, with smaller individuals carrying lighter loads….

Physics & Astronomy

New Insights into Early Universe Formation with Supercomputers

Using two world-class supercomputers, the researchers were able to demonstrate the effectiveness of their approach by simulating the formation of a massive…

Physics & Astronomy

Cosmic Rays Pose Risks for Future Deep-Space Missions

In a paper published online in the journal Space Weather, associate professor Nathan Schwadron of the UNH Institute for the Study of Earth, Oceans, and Space…

Physics & Astronomy

Goldilocks Principle Wrong for Particle Assembly: Too Hot & Too Cold Is Just Right

“These findings show the potential to engineer the properties of materials using not only temperature, but also by employing a range of methods to manipulate…

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