Science varia

Cooling by magnetic field can produce temperature of around 1 millionth of a degree over absolute zero. It works with paramagnetic substan...

Electromagnetic radiation exerts pressure to everything that absorbs or reflects it. If 100% of EM radiation reflected then it would have ...

Increasing pressure of gas usually increases its temperature and reduction of pressure causes cooling in most gaseous substances except hydr...

In short materials and environments (air, vacuum, water, glass, diamonds) that don't conduct electricity are transparent if they don...

HIV needs 2 specific receptors on T-cells to enter them and multiply. One is CD4 and other 2 are CCR5 and CXCR4. Those last 2 are receptors...

Materials such as ceramics, glasses and metals could be strengthened by adding extra chemical element that could form connections with as ...

Above example of wire between 2 magnets could be used to make simpler direct current ( DC ) generator or DC motor. It should be easy enou...