Download CBSE Class Physics 12 Pre-Board Sample Papers 2025–26 with solutions for all subjects in free PDF format. These papers are curated by experts as per the latest CBSE syllabus and exam pattern.

Researchers from the Physical Chemistry and Theory departments at the Fritz Haber Institute have found a new way to image layers of boron nitride that are only a single atom thick. This material is ...

Researchers have built a tiny, lightweight microscope that captures neuron activity with unprecedented speed that can be used in freely moving animals. The new tool could give scientists a more ...

It’s relatively easy to understand how optical microscopes work at low magnifications: one lens magnifies an image, the next magnifies the already-magnified image, and so on until it reaches the eye ...

A project at the University of Colorado Boulder (CU Boulder) has developed a new way to image neural activity in live animals. Described in Biomedical Optics Express, the device is a miniaturized ...

Bihar Board Model Papers PDF: The Bihar School Examination Board (BSEB) conducts the annual Class 10 and Class 12 board examinations in the state. To support students in preparing for the upcoming ...

Ancient Nubians who lived between the 7th and 9th centuries tattooed the cheeks and foreheads of their infants and toddlers. This surprising discovery was made during a systematic survey of more than ...

In east Tennessee, at the end of a winding dirt road, a mother glances into the woods she roamed as a child. It’s a deep and dramatic vista: a patchwork of pines and oaks disappearing into an endless ...

When it comes to home defense, simplicity is often the most effective approach. The 12-gauge shotgun has long been a trusted tool for personal protection thanks to its power, versatility, and ...

The simple interest formula is Interest = P * R * T. Many, or all, of the products featured on this page are from our advertising partners who compensate us when you take certain actions on our ...

Get up close and personal with life using a digital microscope Take a closer look at the plants, foods and textures around you using an microscope that connects to your phone, tablet or computer.

The emergence of imaging schemes capable of overcoming Abbe's diffraction barrier is revolutionizing optical microscopy. In 1873, the German physicist Ernst Abbe realized that the resolution of ...