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indiatoday. in > science > story > bathtub-ring-on-mars-hints-at-ancient-ocean-that-covered-one-third-of-red-planet-2899310-2026-04-21

Bathtub ring on Mars hints at ancient ocean that covered one-third of Red Planet

5+ hour, 40+ min ago  (421+ words) A newly identified geological feature on Mars may provide the strongest evidence yet that the Red Planet once hosted a vast, long-lived ocean. Researchers from California Institute of Technology (Caltech) have discovered what they describe as a bathtub ring, a…...

India Today
indiatoday. in > science > story > what-happened-when-earth-turned-into-a-giant-snowball-new-details-uncovered-2882632-2026-03-16

What happened when Earth turned into a giant snowball? New details uncovered

1+ mon, 5+ day ago  (456+ words) Earth's climate has undergone dramatic swings over its long history, but few events were as extreme as the periods when the planet nearly froze over entirely. During these episodes, known as Snowball Earth, ice sheets spread from the poles toward…...

India Today
indiatoday. in > amp > science > story > nature-geyser-yellowstone-national-park-united-states-hot-spring-eruption-usgs-natural-wonder-nature-steam-hot-water-2876871-2026-03-03

World's largest acidic geyser bursts into red colours. Know the science behind

1+ mon, 2+ week ago  (459+ words) The Echinus Geyser in Yellowstone National Park is active again after more than five years of quiet. Scientists from the US Geological Survey (USGS) shared the exciting news in early March 2026. This special geyser, known as the world's largest acidic…...

India Today
indiatoday. in > science > story > antarctica-is-sitting-on-a-massive-gravity-hole-it-could-be-why-its-frozen-2869573-2026-02-17

Antarctica is sitting on a massive gravity hole. It could be why it's frozen

2+ mon, 4+ day ago  (388+ words) Gravity may feel constant and dependable, but scientists say it varies subtly across Earth's surface, and one of the most unusual examples lies beneath Antarctica. Researchers have identified a vast region of slightly weaker gravity under the icy continent, sometimes…...

India Today
indiatoday. in > science > story > tiny-particles-reveal-new-clues-about-asteroid-behind-rajasthans-ramgarh-crater-2865375-2026-02-09

Tiny particles reveal new clues about meteor behind Rajasthan's Ramgarh crater

2+ mon, 1+ week ago  (447+ words) Scientists studying sediments inside the Ramgarh crater in Rajasthan have discovered tiny magnetic particles that may help identify the type of asteroid that struck the region thousands of years ago. The findings, presented at the Lunar and Planetary Science Conference…...

India Today
indiatoday. in > science > story > china-antarctica-subglacial-volcanoes-archive-research-catalogue-2025-science-news-2863814-2026-02-06

Fire under ice: Chinese scientists find 207 volcanoes under Antarctic glaciers

2+ mon, 2+ week ago  (319+ words) Scientists have uncovered a hidden world beneath the icy plains of Antarctica. A China-led international research team has produced the first comprehensive identity archive of 207 subglacial volcanoes. This massive project, published February 3 in the journal Earth-Science Reviews, introduces the ANT-SGV…...

India Today
indiatoday. in > science > story > volcano-hawaii-eruption-lava-fountain-kilauea-natural-phenomenon-nature-spectacle-watch-2858403-2026-01-27

Watch: Hawaii's Kilauea volcano erupts with 8-hour-long lava fountain

2+ mon, 3+ week ago  (321+ words) Hawaii's iconic Kilauea volcano treated spectators and scientists to a jaw-dropping display in what experts are calling one of the most powerful episodes of the ongoing summit eruption. Kilauea, one of the world's most active volcanoes, located on Hawaii's Big…...

India Today
indiatoday. in > science > story > global-ice-archive-antarctica-climate-history-glacier-melt-2852853-2026-01-16

Scientists seal a backup for humanity in world's first ice vault in Antarctica

3+ mon, 5+ day ago  (296+ words) Scientists have established the world's first global ice archive beneath the Antarctic surface to safeguard critical records of Earth's climate history as glacier melt increases at a worrying rate. The facility, located near the Concordia research station on the Antarctic…...

India Today
indiatoday. in > amp > science > story > climate-change-data-collected-shows-antarctic-greenland-warming-ocean-ice-velocity-2848653-2026-01-08

How much ice has Earth lost to climate change? Satellites reveal

3+ mon, 1+ week ago  (453+ words) For the first time, scientists now have a continuous, high-resolution record of how ice sheets in Greenland and Antarctica are moving. How? It's a result of analysing a decade's worth of satellite observations from the European Space Agency's Copernicus Sentinel…...

India Today
indiatoday. in > science > story > kilauea-puahiohio-volcanic-whirlwind-ash-devil-tephra-devil-lava-devil-dust-devil-hawaii-eruption-2025-halemaumau-usgs-2842904-2025-12-28

Watch: Kilauea volcano's fiery lava devils whirl like tornadoes in Hawaii eruption

3+ mon, 3+ week ago  (340+ words) Ash and fragments of volcanic debris spiral into columns near volcano Kilauea's summit, drawing the attention of scientists and visitors. Across the rocky caldera, these swirling figures, called puahiohio, appear as if conjured from the heat, frequently mistaken for tornadoes....