Visible Light

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  Northern Lights Update: When And Where To Watch Aurora Borealis In North America

  For this weekend, the aurora was expected to become visible late Friday night into early Saturday, and again Saturday night into Sunday morning.

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  Garmin CIRQA Screenless Fitness Tracker Retailer Listing Reveals Design, Possible Price

  Garmin has been rumoured to expand its wearable portfolio with the launch of a new screenless fitness tracker in recent months. The purported wearable, dubbed Garmin CIRQA, has now surfaced in a fresh retailer listing. The leak sheds light on the alleged design of the fitness tracker and reveals some details about its expected pricing and sizing op...

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  Giant 65-Foot Trishul At Kailasagiri Hilltop Lights Up Vizag Skyline

  Built by the Visakhapatnam Metropolitan Region Development Authority (VMRDA), the huge structure is visible from several parts of the city, especially at night when LED lights within the Trishul illuminate the skyline.

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  Astronaut Explains "Greenish" Dots Seen From Space Near West Coast Of India

  These lights are so intense that they are easily visible to astronauts at the International Space Station (ISS).

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  Mineral Sunscreen vs Skin Serums: Which Is Better To Reverse Digital Blue Light Ageing?

  Mineral sunscreen and skin serums are specifically formulated to repair skin barrier damage. Here is how you can use them to reverse the signs of ageing caused by blue light exposure from screens.

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  From Pink Moon To Planetary Parade: Celestial Events To Light Up Sky In April

  All these celestial events make the month of April a special time for night sky viewing.

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  Magnetic Storm Triggers Stunning Green Aurora Across Russia

  The beauty of the northern lights, known as the aurora borealis, was clearly visible in the photos.

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  Scientists Trace Rare Cosmic Outburst to a Massive Planetary Collision Around Gaia20ehk

  Astronomers have reported evidence of two planets colliding around a distant Sun-like star, Gaia20ehk, located about 11,000 light-years away. The star's light output remained steady until 2016, when it exhibited three minor dimming events; by 2021, the light curve reportedly "went completely bonkers." Follow-up infrared observations revealed a burs...

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  Video: Apocalyptic Inferno Lights Up Iranian Capital As Massive Fire Rages

  Massive blasts and towering plumes of smoke lit up Tehran after Israeli airstrikes targeted five key fuel depots in the Iranian capital. Four people, including two tanker drivers, were killed.

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  From Blood Moon To Planetary Parade: 9 Must-Watch Sky Events Lighting Up March

  The month promises planet conjunctions and increased chances of seeing the aurora borealis.

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  Astronomers Find ‘Impossible’ Galaxy ACDG-2 With Virtually No Stars and a Massive Dark Matter Core

  Astronomers have identified CDG-2, a faint galaxy in the Perseus cluster that appears to be composed almost entirely of dark matter. Located 300 million light-years from Earth, it was discovered by tracking globular star clusters using data from Hubble, Euclid, and Subaru telescopes. Scientists estimate that about 99% of its total mass is dark matt...

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  New Ukrainian Laser System Takes Out Enemy Drones Without Sound Or Light

  Ukraine has reportedly developed a silent air defence system capable of taking out Russian drones mid-air with almost no sound or visible trace.

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  Astronomers Witness Rare Failed Supernova in Andromeda Galaxy

  NASA’s NEOWISE infrared telescope has provided striking evidence that a massive star in the Andromeda galaxy collapsed directly into a black hole without exploding as a supernova. The star, M31-2014-DS1, faded dramatically in visible light while leaving a faint infrared glow from surrounding dust. Astronomers say this rare “failed supernova” ...

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  Planetary Parade In February 2026: When And How To Watch Six Planets Align In A Rare Sky Spectacle

  Light pollution won't significantly hinder viewing, but clouds can be problematic, so clear skies are essential.

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  Snow Moon 2026: How And Where To See February's Bright Night Sky

  To see the Snow Moon clearly and distinctly, it's best to view it away from city lights and other light pollution.