Category: Science

Science

3D-printed guns allegedly used to kill US CEO a growing threat worldwide

December 24, 2024 admin

Police investigating the shooting of UnitedHealthcare CEO Brian Thompson on December 4, 2024, have announced that the suspected assailant had used a 3D-printed gun. Several high-profile crimes in recent years have involved this kind of homemade, or partially homemade, weapon. Often called “ghost guns” because they can be hard to trace, these firearms can be either partially or…

Science

Climate change is making plants less nutritious

December 24, 2024 admin

More than one-third of all animals on Earth, from beetles to cows to elephants, depend on plant-based diets. Plants are a low-calorie food source, so it can be challenging for animals to consume enough energy to meet their needs. Now climate change is reducing the nutritional value of some foods that plant eaters rely on. Human…

Science

How do we know the speed of light?

December 24, 2024 admin

Modern estimates of the speed of light are made with a laser beam and an atomic clock. | Photo Credit: Thomas Kinto A: After centuries of developing improved instruments to measure everything in the physical world with increasing precision, scientists have agreed to define the speed of light as precisely 299,792,458 m/s. Their agreement redefines…

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Storm fears overshadow India coast decades after tsunami

December 24, 2024 admin

The deadly tsunami that swamped India’s southern coast two decades ago was a one-off disaster, but storms that are growing ever more intense spark panic each time howling gales whip up waves. Maragathavel Lakshmi shudders when she hears lashing rains or winds, recalling how her daughter was swept away when the 2004 tsunami, triggered by…

Science

South Korean team develops ‘Iron Man’ robot that helps paraplegics walk

December 24, 2024 admin

Kim Seung-hwan, who is himself a paraplegic and part of the Exoskeleton Laboratory team at the Korea Advanced Institute of Science and Technology (KAIST), demonstrates the prototype of exoskeleton robot ‘WalkON Suit F1’ at KAIST in Daejeon, South Korea, November 27, 2024. REUTERS/Sebin Choi | Photo Credit: REUTERS South Korean researchers have developed a lightweight…

Science

South Korean team develops ‘Iron Man’ robot that helps paraplegics walk

December 24, 2024 admin

Science

Octopuses and their relatives are a new animal welfare frontier

December 24, 2024 admin

We named him Squirt – not because he was the smallest of the 16 cuttlefish in the pool, but because anyone with the audacity to scoop him into a separate tank to study him was likely to get soaked. Squirt had notoriously accurate aim. As a comparative psychologist, I’m used to assaults from my experimental…

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AIIMS, Delhi developing low cost adaptive cellular therapy for treatment of multiple myeloma

December 23, 2024 admin

(CAR) T-cell therapy is a form of adaptive cellular therapy in which a patient’s T cells are isolated, genetically modified and infused back in the patients body to recognise and kill cancer cells. Photograph used for representational purposes only | Photo Credit: Freepik Doctors at AIIMS, Delhi are in the process of developing a low…

Science

UoH student’s research offers solution to acid fly problem in hostels

December 23, 2024 admin

Tejas Anto Kannampuzha, a 2022 graduate in the Physics stream from the University of Hyderabad (UoH), has devised an innovative solution to combat the recurring issue of Acid Fly attacks in the university’s student hostels | Photo Credit: Special Arrangement Tejas Anto Kannampuzha, a 2022 graduate in Physics stream from the University of Hyderabad (UoH),…

Science

How does a speed gun work?

December 23, 2024 admin

The world of today is a world in motion. People constantly want to get somewhere. The heavens are filling up with satellites, our skies with airplanes and rockets, our seas with ships and submarines, and our land with cars, bikes, and trains. Humans have developed laws, rules, technologies, and subsequently entire industries to make sure…

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