study Archives - Page 4 of 5

Dec92024 by Editor DeskNo Comments

Indian Astronomers Detect Ultraviolet Emissions from Novae in Andromeda

Astronomers from the Indian Institute of Astrophysics (IIA) have achieved a groundbreaking discovery, detecting far ultraviolet (FUV) emissions from novae in the Andromeda galaxy for the first time. Novae are transient astronomical phenomena marked by a sudden outburst of light from a star-like object, which gradually fades over time. Using data from the Ultraviolet Imaging Telescope (UVIT) aboard India's AstroSat, the IIA team identified these emissions while analyzing archival observations of Andromeda. AstroSat, India’s first dedicated space observatory, features UVIT as a key payload developed by IIA. During their study, the team uncovered ultraviolet emissions from 42 novae in Andromeda, including four captured during their explosive outburst phase. This discovery is significant...

Dec72024 by Editor DeskNo Comments

Sunita Williams Engages Students with Insights on Life in Space

Breaking News, Learning & Developments, Space

Indian-origin astronaut Sunita Williams recently held an inspiring virtual session with students from Sunita Williams Elementary School in her hometown of Needham, Massachusetts. Williams, a seasoned space traveler, shared fascinating insights about life aboard the International Space Station (ISS), focusing on the unique challenges of drinking liquids in microgravity. During the session, Williams explained how fluids behave differently in space due to the absence of gravity. Using special pouches designed for space use, she demonstrated how astronauts drink without spilling. The interactive demonstration offered students a captivating glimpse into the adaptations required for living and working in space. A video of the event shows Williams explaining these concepts while interacting...

Dec62024 by Editor DeskNo Comments

Arctic May Experience Its First Ice-Free Day by 2027, Study Warns

Breaking News, Climate Actions, Environment, Learning & Developments

The Arctic is on the brink of a dramatic environmental shift, with scientists predicting its first ice-free day as early as 2027, according to a study published in Nature Communications. Researchers from Colorado University (CU) Boulder and the University of Gothenburg have raised alarms about this milestone, which signifies sea ice shrinking to an area of 1 million square kilometers or less. Rapid Melting Trends Arctic sea ice is currently disappearing at an unprecedented rate of over 12% per decade, compared to its 1981-2010 average, NASA reports. By analyzing hundreds of climate simulations spanning from 2023 to 2100, researchers found that an ice-free Arctic is almost inevitable within 9 to 20 years, with the worst-case scenario placing this event just three years away. Implic...

Dec32024 by Editor DeskNo Comments

Scientists Reveal Impact of Shifting Daily Routine by 5 Hours

Breaking News, Learning & Developments

A groundbreaking study has shed light on how our bodies respond to disruptions in daily schedules revealing a stark contrast in how quickly metabolism and sleep-wake cycles recover. The findings have significant implications for shift workers and frequent travelers who routinely face circadian desynchrony, a misalignment between internal body clocks and external environmental cues. The study, led by researchers investigating human circadian rhythms, explored the effects of delaying bedtime by five hours. It focused on how this modest disruption influenced sleep, alertness, and metabolic processes. Participants, aged around 45 and classified as overweight but otherwise healthy, experienced notable changes, particularly in their energy expenditure and blood sugar regulation. Circadian ...

Nov222024 by Editor DeskNo Comments

Microplastics Found in Clogged Arteries Linked to Increased Stroke and Heart Attack Risk

Breaking News, Environment, Learning & Developments

Microplastics, tiny plastic fragments that infiltrate human tissues, have been detected in arterial plaques, raising significant concerns about cardiovascular health. A groundbreaking study published in The New England Journal of Medicine explores the association between microplastics in fat-clogged arteries and increased risks of stroke, heart attacks, and death. Led by Dr. Raffaele Marfella from the University of Campania, Naples, the study analyzed fatty deposits removed from 257 patients undergoing carotid endarterectomy, a surgical procedure to reduce stroke risk. Key findings include: Microplastics Presence: Nearly 60% of the plaques contained polyethylene, commonly found in plastic bags and bottles. Additionally, 12% contained polyvinyl chloride (PVC), used in pipes, flooring,...

Nov212024 by Editor DeskNo Comments

Sawmill Sink: A Time Capsule of The Bahamas’ Ancient Past

Breaking News, Environment, Learning & Developments

Nestled on Great Abaco Island in The Bahamas, Sawmill Sink a mysterious blue hole has revealed an extraordinary trove of fossils that shed light on the island’s ancient history. For over a decade, beginning in 2005, researchers plunged into the perilous depths of this natural wonder, uncovering secrets from a world long vanished. "This was probably the most important site I'd ever had a chance to get involved with," said David Steadman, curator emeritus at the Florida Museum of Natural History. However, these groundbreaking explorations came to a halt five years ago when a devastating hurricane wreaked havoc on Great Abaco, disrupting the fossil collection efforts and leaving the remaining treasures submerged, possibly forever. Formation of Sawmill Sink Sawmill Sink, like other...

Nov212024 by Editor DeskNo Comments

The Hidden Danger of Asbestos in Everyday Products

Breaking News, Environment, Fact Check, Learning & Developments

Asbestos widely used for its heat resistance and durability, has a dark legacy as a carcinogen responsible for mesothelioma, an aggressive and incurable cancer. Its use spanned diverse applications, from construction materials to the fake snow in classic films like The Wizard of Oz and White Christmas. Despite its hazards, asbestos wasn't banned in the UK until 1999, decades after its dangers were established. Today, concerns about asbestos persist not in construction but in cosmetics. Investigations have revealed traces of asbestos in some talc-based products, raising fresh alarms about its hidden risks in everyday items. How Asbestos Causes Mesothelioma Asbestos is a group of six fibrous minerals, including chrysotile (white asbestos) and crocidolite (blue asbestos), that can fr...

Nov202024 by Editor DeskNo Comments

Lonely Dolphin Found “Talking” to Himself Scientists Unveil Fascinating Findings

Breaking News, Environment, Learning & Developments

In an extraordinary discovery, researchers studying marine life have documented a solitary bottlenose dolphin, named Delle, engaging in a peculiar behavior: seemingly talking to himself. Found in the Baltic Sea’s Svendborgsund channel near Denmark, Delle has been living in isolation since September 2019, far outside the usual range of bottlenose dolphins, which are known to thrive in social pods. This remarkable behavior was highlighted in a study published in the journal Bioacoustics last month. Despite being social animals, dolphins like Delle, who live alone, are rarely studied in detail due to their perceived outcast status. However, researchers took an unconventional approach, placing underwater recording devices to observe his behavior over 69 days between December 2022 and Februa...

Nov162024 by Editor DeskNo Comments

Scientists Suggest That Octopus Could Rule Earth if Humans Disappear

Breaking News, Climate Actions, Environment, Learning & Developments

As humanity grapples with existential threats like climate change and technological advancements, scientists have pondered a thought-provoking question: which species might dominate the Earth if humans were to vanish? One intriguing answer has emerged the octopus. Renowned for their intelligence and adaptability, octopuses possess a unique combination of traits that could position them as Earth’s future rulers in a post-human world. Their advanced nervous system, problem-solving abilities, and capacity for learning make them unlike most other animals. "Octopuses are among the most intelligent, adaptable, and resourceful creatures on Earth," said Professor Tim Coulson of the University of Oxford. "With their dexterity, curiosity, and ability to communicate, they are in pole position t...

Nov162024 by Editor DeskNo Comments

Time Travel: New Research Suggests It’s Possible Without Paradoxes

Breaking News, Idea & Innovations, Learning & Developments, Space

The concept of time travel has long captivated the human imagination, inspiring countless films and theories. But a 2020 study led by Germain Tobar, a physics student at the University of Queensland, suggests that time travel could theoretically work without creating the infamous "grandfather paradox." This paradox challenges the logic of time travel: if someone went back in time and prevented their grandparents from meeting, their own existence and thus the possibility of time travel would be erased. However, Tobar's calculations indicate that the universe might naturally adapt to prevent such contradictions. For example, if a time traveler attempted to stop a disease from spreading, Tobar's research suggests the disease would still emerge through a different route, ensuring history...