Rainbows have amazed us since the dawn of humanity—either as a divine depiction, a scientific puzzle or an epitome of beauty. These celestial arcs appear when sunlight hits airborne water droplets at some angles. For a rainbow to occur, sunlight refracts into the droplet, reflects within, and refracts out.
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মানুহৰ ক্ষেত্ৰত এক সুস্থ গৰ্ভাৱস্থাৰ দৈৰ্ঘ্য় হৈছে প্ৰায় ৪০ সপ্তাহ। অৱশ্য়ে বিশ্বত প্ৰতিবছৰে প্ৰায় ১৫ মিলিয়ন নৱজাতকৰ সময়পূৰ্বক ভাৱে বা ৩৭ সপ্তাহৰ আগতেই জন্ম হয়। সময়তকৈ আগতেই হোৱা জন্মৰ ফলত হোৱা জটিলতাৰ বাবে প্ৰতিবছৰে প্ৰায় এক মিলিয়ন শিশুৱে প্ৰাণ হেৰুৱাই আৰু পাঁচ বছৰৰ তলৰ শিশুৰ
Researchers from IISc, Bengaluru, have designed a smartphone-based therapy and hearing aid.
A global study finds that diets high in sodium and low in whole grains and fruits result in most deaths.
बैंकिंग लेनदेन से लेकर, रक्षा और निगरानी अनुप्रयोगों तक सुरक्षित इलेक्ट्रॉनिक उपकरणों की आवश्यकता सभी स्तरों पर व्याप्त है। संयुक्त राज्य अमेरिका की हाल ही की रिपोर्टों में, चीन के चिप निर्माता की जासूसी या वाणिज्यिक अमेरिकी चिप्स पर गहरी सुरक्षा होने का संदेह है, इस तरह के इलेक्ट्रॉनिक उपकरणों को विकसित करने के लिए प्रौद्योगिकी में आत्मनिर्भरता के महत्व को सामने ला
Researchers identify a bacterial strain that prefers aromatic pollutants over sugar as food
Researchers at the International Food Policy Research Institute, Washington DC, USA, assessed the reach of the Integrated Child Development Services (ICDS) program to the intended beneficiaries and took stock of its shortcomings.
An international collaboration of researchers have studied the trends in tobacco use in China, Japan, South Korea, Singapore, Taiwan and India. The study, which included a million participants, is a meta-analysis of 20 cohort studies in these countries that collected data on tobacco habits from representative individuals above 35 years of age. The results reveal region–specific tobacco smoking patterns and the resulting mortality.
Study finds younger women in India do not have better jobs than their mothers.
Researchers at King George’s Medical University and Sanjay Gandhi Postgraduate Institute of Medical Sciences, Lucknow, Uttar Pradesh, has estimated the burden of community-acquired pneumonia among children aged 2-59 months in four districts of Northern India.