News tagged with blue luminescence


Blue bananas

Blue bananas: Ripening bananas glow an intense blue under black light

Chemistry /

created Oct 17, 2008 | popularity 3.8 / 5 (37) | comments 8

(PhysOrg.com) -- Ripe bananas are of course yellow. However, under black light, the yellow bananas are bright blue, as discovered by scientists at the University of Innsbruck (Austria) and Columbia University ...





Search results for blue luminescence


Tiny whispering gallery

Tiny whispering gallery: Sensor can detect a single nanoparticle and take its measurement

Physics / Optics & Photonics

created 8 hours ago | popularity 5 / 5 (7) | comments 0

Nanotechnology has already made it to the shelves of your local pharmacy and grocery: nanoparticles are found in anti-odor socks, makeup, makeup remover, sunscreen, anti-graffiti paint, home pregnancy tests, ...


Hackers steal SKorean-US military secrets (AP)

Hackers steal SKorean-US military secrets

Technology / Internet

created 13 hours ago | popularity 1 / 5 (1) | comments 0

(AP) -- South Korea's military said Friday it was investigating a hacking attack that netted secret defense plans with the United States and may have been carried out by North Korea.


Acid oceans: the 'evil twin' of climate change (AP)

Acid oceans: the 'evil twin' of climate change

Space & Earth / Environment

created 13 hours ago | popularity 4.3 / 5 (10) | comments 7

(AP) -- Far from Copenhagen's turbulent climate talks, the sea lions, harbor seals and sea otters reposing along the shoreline and kelp forests of this protected marine area stand to gain from any global ...


More Filipinos leave homes as volcano spills lava (AP)

More Filipinos leave homes as volcano spills lava

Space & Earth / Earth Sciences

created 14 hours ago | popularity 5 / 5 (1) | comments 0

(AP) -- Security forces in army trucks Friday sent about 3,000 residents outside the danger zone surrounding the smoldering Mayon volcano, which looked set for a major eruption after days of shooting ash ...


Want privacy on Facebook? Here is how to get some (AP)

Want privacy on Facebook? Here is how to get some

Technology / Internet

created Dec 17, 2009 | popularity 4.3 / 5 (3) | comments 0

(AP) -- Over the past week, Facebook has been nudging its users - first gently, then firmly - to review and update their privacy settings.


Beaming in on Warm Dense Matter (w/ Video)

Physics / General Physics

created Dec 17, 2009 | popularity 5 / 5 (2) | comments 0

(PhysOrg.com) -- The Neutralized Drift Compression Experiment II (NDCX-II) now under construction at Berkeley Lab will deliver a high-current pulse of lithium ions to a foil target almost simultaneously, momentarily heating ...


Christmas Tree

Scientists works to develop Christmas tree that doesn't shed needles

Biology / Biotechnology

created Dec 17, 2009 | popularity not rated yet | comments 0

After chasing the perfect Christmas tree for three decades, Gary Chastagner could be getting close.


Study on Great Lakes erosion dredges up controversy

Space & Earth / Environment

created Dec 17, 2009 | popularity 5 / 5 (1) | comments 0

The Great Lakes aren't as great as they once were. A U.S.-Canadian study released Tuesday reveals that unexpected erosion in the St. Clair River following a 1962 dredging project has permanently lowered Lakes Michigan and ...


Sorter Detects and Removes Damaged Popcorn Kernels

Sorter Detects and Removes Damaged Popcorn Kernels

Biology / Other

created Dec 16, 2009 | popularity 4.5 / 5 (2) | comments 1

(PhysOrg.com) -- A device developed by an Agricultural Research Service (ARS) scientist to sort wheat has been successfully used to detect and remove popcorn kernels that have been damaged by fungi.


Sick of swine flu? Toxic algae could be the next big threat

Space & Earth / Environment

created Dec 15, 2009 | popularity 3 / 5 (2) | comments 1

With a new theory surfacing that toxic algae rather than asteroids killed the dinosaurs, scientists are still trying to unravel the mystery of what caused a massive algae bloom off the Northwest Coast that left thousands ...



List of search results for blue luminescence