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Saturn's moon Enceladus has been a subject of scientific intrigue due to its massive water plumes, which were initially believed to be linked to an underground ocean beneath its icy crust. The idea that this ocean could sustain microbial life made it a prime target for astrobiological studies. However, new research suggests that the source of these geysers may not be the deep subsurface ocean, but rather a mushy layer within the ice shell itself. This finding challenges previous assumptions about the habitability of Enceladus and raises new questions about the mechanisms behind the moon's plumes. New Theory on Enceladus' Geysers According to a study published in Geophysical Research Letters, researchers from Dartmouth College propose that the plumes erupting from Enceladus may not require fractures that extend entirely through the ice shell to the underground ocean. Instead, they suggest that a slushy, salt-laden layer within the ice could act as the source of the water ...

Wildfires in California during January caused widespread destruction, affecting communities and ecosystems. To improve wildfire monitoring and response, NASA deployed a new scientific instrument capable of capturing high-resolution thermal infrared images. The Compact Fire Infrared Radiance Spectral Tracker (c-FIRST) was tested aboard NASA's B200 King Air aircraft over fire-hit areas in Pacific Palisades and Altadena. The instrument, developed for satellite-based missions, was assessed for its ability to provide real-time data on active and smoldering fires. Scientists aim to use this technology to enhance understanding of wildfire behavior and improve mitigation strategies. Enhanced Fire Detection and Data Collection According to reports , the c-FIRST instrument was developed and is managed by NASA's Jet Propulsion Laboratory ( JPL ), with support from NASA's Earth Science Technology Office. The compact design allows it to be deployed on airborne platforms, simulating ...

An increase in marine heat waves has been observed worldwide, leading to severe consequences for oceanic ecosystems and coastal communities. Reports indicate that specific regions in the world's oceans have been experiencing prolonged periods of higher-than-average temperatures at an unprecedented rate. The persistence of these conditions has disrupted marine life, intensified storms, and put coastal populations at risk. Researchers have raised concerns over the long-term impact, emphasising the difficulty of recovery for affected areas as these events become more frequent. Alarming Surge in Marine Heat Waves According to a study published in Nature Climate Change, the frequency of marine heat waves in 2023–2024 was recorded at 240 percent higher than any previously documented period. Scientists from institutions in Australia and the U.K. have highlighted that these prolonged temperature spikes contribute to increased evaporation, which fuels extreme weather events. Cyclone Gab...

An increase in marine heat waves has been observed worldwide, leading to severe consequences for oceanic ecosystems and coastal communities. Reports indicate that specific regions in the world's oceans have been experiencing prolonged periods of higher-than-average temperatures at an unprecedented rate. The persistence of these conditions has disrupted marine life, intensified storms, and put coastal populations at risk. Researchers have raised concerns over the long-term impact, emphasising the difficulty of recovery for affected areas as these events become more frequent. Alarming Surge in Marine Heat Waves According to a study published in Nature Climate Change, the frequency of marine heat waves in 2023–2024 was recorded at 240 percent higher than any previously documented period. Scientists from institutions in Australia and the U.K. have highlighted that these prolonged temperature spikes contribute to increased evaporation, which fuels extreme weather events. Cyclone Gab...

Apple on Wednesday refreshed the MacBook Air — it's entry-level laptop model — with the company's 10-core M4 chip that first arrived on the iPad Pro (2024) last year. Like its predecessor, the MacBook Air (2025) is available in 13-inch and 15-inch Liquid Retina display options and comes with 16GB of RAM. It can be configured with up to 2TB of SSD storage. The latest MacBook from Apple offers support for Apple Intelligence, and runs on macOS Sequoia out-of-the-box. MacBook Air (2025) Price in India, Availability MacBook Air (2025) price in India starts at Rs. 99,900 for the base model with 16GB of RAM and 256GB of storage. On the other hand, pricing for the 15-inch variant of the MacBook Air (2025) begins at Rs. 1,24,900 for the 16GB+256GB model. Apple's new MacBook Air model is available to pre-order and will go on sale in India starting March 12. It will be available in Midnight, Silver, Sky Blue, and Starlight colourways. MacBook Air (2025) Specifications, Features...

Two NASA missions aimed at advancing space research are scheduled for launch aboard a SpaceX Falcon 9 rocket on March 2 from Launch Complex 4E at Vandenberg Space Force Base in California. The spacecraft, PUNCH and SPHEREx, have been designed for separate but complementary scientific objectives. While PUNCH will focus on the dynamics of the Sun's corona and solar wind, SPHEREx will survey the broader universe using infrared observations. This dual launch, facilitated under NASA's Launch Services Program, is expected to enhance understanding of cosmic evolution and space weather phenomena. PUNCH to Study Solar Wind and Space Weather As reported by Space.com, according to NASA, the Polarimeter to Unify the Corona and Heliosphere (PUNCH) mission consists of four small satellites designed to create three-dimensional images of the Sun's outer atmosphere. These satellites will use polarized light to track solar events such as coronal mass ejections (CMEs), helping scientists...

Two NASA missions aimed at advancing space research are scheduled for launch aboard a SpaceX Falcon 9 rocket on March 2 from Launch Complex 4E at Vandenberg Space Force Base in California. The spacecraft, PUNCH and SPHEREx, have been designed for separate but complementary scientific objectives. While PUNCH will focus on the dynamics of the Sun's corona and solar wind, SPHEREx will survey the broader universe using infrared observations. This dual launch, facilitated under NASA's Launch Services Program, is expected to enhance understanding of cosmic evolution and space weather phenomena. PUNCH to Study Solar Wind and Space Weather As reported by Space.com, according to NASA, the Polarimeter to Unify the Corona and Heliosphere (PUNCH) mission consists of four small satellites designed to create three-dimensional images of the Sun's outer atmosphere. These satellites will use polarized light to track solar events such as coronal mass ejections (CMEs), helping scientists...

Xiaomi introduced the  Xiaomi 15 Ultra  alongside the standard  Xiaomi 15  handset in global markets on Sunday, ahead of the Mobile World Congress (MWC 2025). The phones are confirmed to launch in India on March 11. The base variant was initially unveiled in China alongside a Pro option, which is not launching globally. Meanwhile, the company demonstrated a new imaging technology called the Xiaomi Modular Optical System. It includes a customised external lens that can allow users to capture DSLR-level images. Xiaomi Modular Optical System The company introduced the Xiaomi Modular Optical System at MWC 2025. The technology is at its concept stage and has yet to be available for the public. In the teaser, a customised vanilla Xiaomi 15 handset appears with a MagSafe-like magnetic ring on the back. A custom camera module with a large sensor and a zoom lens can be attached via the ring. #XiaomiModularOpticalSystem introduces a groundbreaking new for...

Xiaomi introduced the  Xiaomi 15 Ultra  alongside the standard  Xiaomi 15  handset in global markets on Sunday, ahead of the Mobile World Congress (MWC 2025). The phones are confirmed to launch in India on March 11. The base variant was initially unveiled in China alongside a Pro option, which is not launching globally. Meanwhile, the company demonstrated a new imaging technology called the Xiaomi Modular Optical System. It includes a customised external lens that can allow users to capture DSLR-level images. Xiaomi Modular Optical System The company introduced the Xiaomi Modular Optical System at MWC 2025. The technology is at its concept stage and has yet to be available for the public. In the teaser, a customised vanilla Xiaomi 15 handset appears with a MagSafe-like magnetic ring on the back. A custom camera module with a large sensor and a zoom lens can be attached via the ring. #XiaomiModularOpticalSystem introduces a groundbreaking new for...

HMD Barca Fusion and HMD Barca 3210 were unveiled on Sunday as part of the Finnish company's collaboration with Spanish football club FC Barcelona at the ongoing Mobile World Congress (MWC 2025). The former is a collector's edition smartphone that features exclusive themed content, while the HMD Barca 3210 resembles the company's classic feature phone, while offering 4G connectivity. The company also unveiled the HMD Fusion X1, a smartphone that is designed to keep younger users safe as they use the internet. The company has yet to announce pricing for the new HMD Barca Fusion, HMD Barca 3210, and HMD Fusion X1 models. These smartphones are expected to go on sale in global markets in the coming months. The HMD Barca 3210 is available in Blau and Grana colourways. HMD Fusion X1 Features HMD has reportedly equipped the Fusion X1 with a Snapdragon 4 Gen 2 chipset, along with up to 8GB of RAM, and up to 256GB of built-in storage. The smartphone sports a 6.56-inch HD display...

HMD Barca Fusion and HMD Barca 3210 were unveiled on Sunday as part of the Finnish company's collaboration with Spanish football club FC Barcelona at the ongoing Mobile World Congress (MWC 2025). The former is a collector's edition smartphone that features exclusive themed content, while the HMD Barca 3210 resembles the company's classic feature phone, while offering 4G connectivity. The company also unveiled the HMD Fusion X1, a smartphone that is designed to keep younger users safe as they use the internet. The company has yet to announce pricing for the new HMD Barca Fusion, HMD Barca 3210, and HMD Fusion X1 models. These smartphones are expected to go on sale in global markets in the coming months. The HMD Barca 3210 is available in Blau and Grana colourways. HMD Fusion X1 Features HMD has reportedly equipped the Fusion X1 with a Snapdragon 4 Gen 2 chipset, along with up to 8GB of RAM, and up to 256GB of built-in storage. The smartphone sports a 6.56-inch HD display...

Samsung Galaxy A-series has always been a special series from the brand. The series not only bridges the gap between its flagship S-series and other affordable series like the Galaxy M or F, but it is also one of the most selling series from the South Korean brand. We have seen multiple Galaxy A models offering customers a good value-for-money proposition. Now, the brand is all set to take a step ahead with the latest Galaxy A56, Galaxy A36, and Galaxy A26. I have some time to explore the Galaxy A56 and Galaxy A36, and here's what you need to know.  The Samsung Galaxy A56 and Samsung Galaxy A36 offer a glass back at the rear.   Starting with the design, Samsung has ensured that the new Galaxy A56 and Galaxy A36 remain among the classiest phones from the brand in this price segment. The latest smartphones have a refreshed design language, a glass back, and a slimmer profile compared to the Galaxy A55 and Galaxy A35. The rear panel has a new liner floating island that houses...

Samsung Galaxy A-series has always been a special series from the brand. The series not only bridges the gap between its flagship S-series and other affordable series like the Galaxy M or F, but it is also one of the most selling series from the South Korean brand. We have seen multiple Galaxy A models offering customers a good value-for-money proposition. Now, the brand is all set to take a step ahead with the latest Galaxy A56, Galaxy A36, and Galaxy A26. I have some time to explore the Galaxy A56 and Galaxy A36, and here's what you need to know.  The Samsung Galaxy A56 and Samsung Galaxy A36 offer a glass back at the rear.   Starting with the design, Samsung has ensured that the new Galaxy A56 and Galaxy A36 remain among the classiest phones from the brand in this price segment. The latest smartphones have a refreshed design language, a glass back, and a slimmer profile compared to the Galaxy A55 and Galaxy A35. The rear panel has a new liner floating island that houses...