Investigating exoplanet surfaces
In order to better understand the composition of rocky exoplanets, researchers have proposed a method to identify chemical signatures from surface materials. A better understanding of exoplanet surface compositions ...
Novel analysis method levels the quasar playing field
(Phys.org) —In the nearly six decades since quasars were discovered, the list of these energetic galaxies powered by supermassive black holes has grown to more than 100,000 – enough examples to reveal ...
Putting the stars within reach
When you look at the night sky, you see stars, a few planets, and perhaps even the Milky Way's spangled belt stretched across the middle.
Student helps investigate a stellar 'crime scene'
(Phys.org) —An undergraduate astronomy student at the University of Sydney is proud to have played her part in investigating NASA's discovery of the remains of a shattered star.
Nanoparticles show promise as inexpensive, durable and effective scintillators
A team of industrial and university researchers has shown that nanoparticles with sizes smaller than 10 nanometers – approximately the width of a cell membrane – can be successfully incorporated into scintillation devices ...
A closer look at LDCM's first scene
Turning on new satellite instruments is like opening new eyes. This week, the Landsat Data Continuity Mission (LDCM) released its first images of Earth, collected at 1:40 p.m. EDT on March 18. The first image ...
Swift, Chandra explore a youthful 'star wreck'
(Phys.org) —While performing an extensive X-ray survey of our galaxy's central regions, NASA's Swift satellite has uncovered the previously unknown remains of a shattered star. Designated G306.3.9 after ...
Intense terahertz pulses cause DNA damage but also induce DNA repair
Terahertz (THz) radiation, a slice of the electromagnetic spectrum that occupies the middle ground between microwaves and infrared light, is rapidly finding important uses in medical diagnostics, security, ...
NASA helps make Guinness world record for largest astronomy lesson at SXSW
(Phys.org) —Looking up through hundreds of colored filters and spectral glasses, 526 people shattered the record for the Largest Astronomy Lesson. Under the Texas night sky, students were instructed on ...
INRS overcomes a hurdle in the development of terahertz lasers
Dr. Roberto Morandotti and his team at the INRS Énergie Matériaux Télécommunications Research Centre have developed a device that is critical to the use of terahertz (THz) sources for a variety of applications.
NASA scientists build first-ever wide-field X-ray imager
(Phys.org)—Three NASA scientists teamed up to develop and demonstrate NASA's first wide-field-of-view soft X-ray camera for studying "charge exchange," a poorly understood phenomenon that occurs when the ...
Multi-tasking micro-lights could spark a communications revolution
Tiny LED lights now being developed could deliver Wi-Fi-like internet communications, while simultaneously displaying information, and providing illumination for homes, offices and a whole host of other locations.
Chameleon pulsar baffles astronomers
A pulsar that is able, without warning, to dramatically change the way in which it shines has been identified by an international team of astronomers.
Star Wars: What would hyperspace travel really look like?
The sight of the Millennium Falcon making the "jump to lightspeed" is one of the most iconic images from the Star Wars trilogy.