Science ❯Physics

Optics

Photonics Laser Technology Light Scattering Light Behavior Light Light Phenomena Laser Physics Light Refraction Atmospheric Effects Light Manipulation

Caltech Chip OPO Delivers Coherent Multi‑Octave Frequency Comb at Femtojoule Energies

The work identifies a new above‑threshold coherence regime, suggesting a path to integrated comb sources for practical photonics.

Physicists Propose Neutrino Laser Using Radioactive Bose–Einstein Condensates

University of Florida Photonic Chip Executes AI Convolution With Up to 100x Energy Efficiency

Total Lunar Eclipse Tonight Will Paint the Moon Red Across Europe, Africa, Asia and Australia

Total Lunar Eclipse Will Turn the Moon Red on Sunday Across Europe, Africa, Asia and Australia

Nature Photonics Study Unveils Hollow‑Core Fiber With Record Low Loss and 45% Faster Transmission

New Rectangular Space Telescope Concept Targets Earth-Like Planets Within 30 Light-Years

Total Lunar Eclipse on Sept. 7–8 Will Turn the Moon Red Across Europe, Africa, Asia and Australia

Sun-Heated Nanostructures Achieve Lab Levitation for Future Mesosphere Flyers

Volatile Additive Reconstructs Perovskite Films to Set Quasi-CW VCSEL Record

1.6-Kiloton Fireball Lights Southern Japan, Likely Broke Up Over Pacific

Sept. 7 Total Lunar Eclipse to Turn Moon Red Across Asia, With UK Moonrise Views

IXPE Detects Unexpectedly High X-Ray Polarization From Heartbeat Black Hole

82-Minute Blood Moon Eclipse Confirmed for September with Broad Global Reach

UCL Researchers Hit Record 37.6% Efficiency in Indoor Perovskite Solar Cells

MIT Microscope Combines Three-Photon and Acoustic Detection to Image Brain Cells Over a Millimeter Deep

Dyed Peacock Feathers Function as First Animal Biolaser Cavity

MIT Ultracold-Atom Experiment Resolves Century-Old Einstein–Bohr Debate on Light Duality

NC State Demonstrates Smartphone-Sized Spectrometer With Sub-Millisecond Response

Ultrathin Metasurfaces Achieve Robust, Low-Loss Entangled Photon Generation