https://www.facebook.com/102847782179487/

Sarwar, Chittagong (2026)

28/09/2026

Singing is more than just a way to enjoy music. Scientific research suggests that it can support mental, physical, and social well-being by engaging brain systems involved in emotion, memory, attention, and movement while encouraging controlled breathing and vocal coordination. Studies have linked singing with improved mood, reduced psychological distress, and stronger feelings of social connection.

A 2022 study published in Hormones and Behavior, involving 71 choir members, found that singing together produced greater improvements in self-reported mood and social connectedness than speaking together. Researchers also observed differences in oxytocin responses, although the hormonal effects of singing remain complex and are not fully understood.

A systematic review of 13 studies involving 667 participants found that group singing showed promising benefits for mental health, emotional well-being, self-confidence, and a sense of belonging, although more rigorous research is needed. Whether you sing alone at home, in the car, or with a choir, singing can be an accessible and enjoyable activity that combines emotional expression, breathing, mental engagement, and, when shared with others, meaningful social interaction.

References: Bowling et al., Hormones and Behavior (2022)⁠; Williams et al., European Journal of Public Health (2018)⁠; World Health Organization, Arts and Health Report (2019)⁠.

28/09/2026

The Sun is about 150 million kilometers (93 million miles) from Earth, and its light takes approximately 8 minutes and 20 seconds to reach us. Because light travels through vacuum at exactly 299,792,458 meters per second, every view of the Sun shows it as it was a little more than eight minutes earlier. As a hypothetical comparison, if light traveled at roughly the speed of sound in Earth’s atmosphere, that same distance would take about 13.8 years, meaning we would see the Sun nearly 14 years in the past. This scenario is not physically realistic because sound requires a material medium to propagate, while sunlight is electromagnetic radiation that travels through the vacuum of space. The underlying idea, however, illustrates an important astronomical principle: because light has a finite speed, looking into space always means looking into the past.
Source: NASA

28/09/2026

Camels possess remarkable biological adaptations that help them survive in harsh desert environments, but one of their most fascinating features may also contribute to medical research. Scientists have discovered that camels produce unique antibodies, including heavy-chain-only antibodies, whose small antigen-binding fragments, known as nanobodies, have potential applications in antivenom development. A 2006 study published in Toxicon demonstrated that antibodies collected from camels and llamas immunized with viper venom could neutralize venom-induced hemorrhage. Researchers also identified a naturally occurring, non-antibody substance in camelid blood serum capable of inhibiting venom-induced bleeding. Further research published in 2010 confirmed that antibodies from immunized camels could neutralize certain toxic effects of saw-scaled viper and puff adder venom in preclinical experiments. However, despite viral claims about the extraordinary healing properties of camel tears, there is no established scientific evidence that ordinary camel tears can neutralize snake venom. These findings highlight the potential of camelid antibodies in developing future antivenom therapies while demonstrating how animal biology can inspire medical innovation.

27/09/2026

Earth is not flat. It is an oblate spheroid, meaning it is nearly spherical but slightly flattened at the poles and wider at the equator. Scientific evidence of Earth’s shape can be observed in everyday life. When a ship sails away, its hull disappears below the horizon before its upper structures because of Earth’s curvature. During a lunar eclipse, Earth casts a curved shadow on the Moon, providing further evidence of its spherical shape. People in the Northern and Southern Hemispheres also observe different constellations because their locations provide different views of the night sky.

Additionally, Earth’s rotation causes the daily cycle of day and night, with different regions experiencing sunrise and sunset at different times. Modern satellite observations and space photography provide direct confirmation of Earth’s shape. According to NASA, Earth’s equatorial diameter is approximately 12,756 km (7,926 miles), while its polar diameter is about 12,714 km (7,900 miles), a difference of nearly 43 km (27 miles). These observations, together with centuries of astronomical measurements, establish that Earth is a globe rather than a flat surface.
Source: NASA

26/09/2026

Leopardus tilcayo, a newly described tiger cat from Bolivia’s Yungas cloud forests, is the first living wild cat species formally described by scientists in more than a century. The small spotted feline measures about 18 inches (46 cm) from head to body and weighs roughly 3 pounds (1.4 kg), making it smaller than most domestic cats. Researchers analyzed complete genomes from 38 Leopardus cats and found that the tilcayo represents a genetically distinct lineage that diverged from other tiger cats about 1.4 million years ago. The species was formally described in Current Biology in September 2026, highlighting how modern genomic analysis can reveal previously unrecognized biodiversity even among animals that closely resemble known species.
Source: Lescroart et al. (2026), Current Biology.

26/09/2026

Drones could help get automated external defibrillators (AEDs) to people experiencing cardiac arrest faster, according to new research from the Paris region. Researchers analyzed 28,349 out-of-hospital cardiac arrests recorded between 2011 and 2024 and modeled different combinations of fixed AEDs and drone bases. They found that strategically positioned drones could substantially expand AED coverage, with a modeled network of 200 drone bases and four additional fixed AEDs covering more than 99% of the cardiac arrest cases studied. However, the findings are based on geospatial modeling rather than a clinical trial showing improved survival, so further real-world research is needed. Rapid CPR and early defibrillation remain critical, and drones would be intended to complement rather than replace emergency medical services.
Source: The Guardian

26/09/2026

Two leopard cubs that were illegally smuggled from Zimbabwe and rescued in Bangladesh in 2018 are now being kept at the Gazipur Safari Park. Zimbabwean wildlife rehabilitation group “An Eye For The Wild” has expressed interest in bringing the animals back to Zimbabwe for rehabilitation, but their repatriation requires approval from the Zimbabwean government. According to Prothom Alo, Bangladesh’s Forest Department has repeatedly requested the return of the leopards over the past two years, but Zimbabwe’s National Parks and Wildlife Management Authority has so far declined to accept them. The cubs have therefore spent years in a confined enclosure at the safari park, while authorities and conservation groups continue searching for an appropriate long-term rehabilitation arrangement.
Source: Prothom Alo

26/09/2026

পৃথিবীর সব আইন, সব অভিযোগ এবং সমাজের সব নিষ্ঠুরতাকে বুড়ো আঙুল দেখিয়ে এক অবুঝ শিশু প্রমাণ করে দিলো বাবা তো বাবাই হয়। সম্প্রতি সামাজিক যোগাযোগ মাধ্যমে ছড়িয়ে পড়া একটি ভিডিওতে দেখা যায় চুরির অভিযোগে এক ব্যক্তিকে রাস্তার পাশের একটি খুঁটির সাথে বেঁধে রেখেছে স্থানীয় মানুষ। চারপাশের উৎসুক মানুষের ভিড় আর কঠোর চাহনির মাঝে বাবার এই চরম অপমান ও অসহায়ত্ব বুঝতে পারেনি তার ছোট্ট মেয়েটি। সে শুধু দেখেছে তার বাবার ক্ষুধা, তার বাবার কষ্ট। তাই সমস্ত ভয়ভীতি উপেক্ষা করে পরম মমতায় নিজের ছোট্ট হাতটি বাড়িয়ে বাবার মুখে পরম যত্নে খাবার তুলে দিচ্ছে সে। চোর অপবাদে সমাজ যাকে দূরে ঠেলে দিয়েছে, নিজের সন্তান তাকেই জড়িয়ে ধরেছে বুক ভরা ভালোবাসা দিয়ে। মেয়ের এই স্বর্গীয় ভালোবাসা আর সমাজের এই পৈশাচিক নিষ্ঠুরতার বৈপরিত্য দেখে চোখের পানি ধরে রাখতে পারছেন না নেটিজেনরা।

আর এজন্যই হয়তো হুমায়ূন আহমেদ বলেছিলেন,
"পৃথিবীতে অসংখ্য খারাপ মানুষ আছে, কিন্তু একজনও খারাপ বাবা নেই"

15/09/2026

Human sight relies on three color receptors, making a tiger's bright orange coat immediately obvious. However, deer and other hoofed mammals possess only two functional cone types. This limited visual system struggles to separate longer wavelengths like orange from standard green foliage.
Computerized visual models demonstrate that a tiger's coat creates very low color contrast when viewed by these two cone systems, allowing the predator to blend smoothly into surrounding vegetation. While prey can still perceive motion, body contours, light intensity, and stripe patterns, the orange pigmentation significantly lowers the tiger's overall visual detectability.

13/09/2026

More than 600 wild horses became the focus of a federal land-management dispute in eastern California after a 2024 aerial survey estimated at least 694 horses in and around the Montgomery Pass Wild Horse Territory, with 624 located outside the designated territory. The Bureau of Land Management and U.S. Forest Service determined that horses outside the territory were subject to removal under the Wild Free-Roaming Horses and Burros Act of 1971, citing impacts on wildlife habitat, wetlands, geological formations, private property, and public safety. The agencies’ plan authorized the gathering of approximately 300 to 500 horses.

Sources: U.S. Bureau of Land Management and U.S. Forest Service.

Sarwar

28/09/2026

28/09/2026

28/09/2026

27/09/2026

26/09/2026

26/09/2026

26/09/2026

26/09/2026

15/09/2026

13/09/2026

Address

Telephone

Website

Alerts

Shortcuts

Share

Listing takedown request