According to conventional wisdom, the compound microscope was invented at the beginning of the seventeenth century and made possible the immediate discovery of cells. This is nonsense. The textbook ...

Fire salamanders are among the most-studied amphibians in Europe, yet until now, no one realized they are biofluorescent. Bernat Burriel-Carranza First described more than 250 years ago, fire ...

Antibiotic resistance is becoming an accelerating crisis because of the overuse and misuse of antibiotics over many years.

Solar cells and photocatalysts can be surprisingly inefficient. Despite light consisting of many wavelengths, the range that even highly efficient devices use is limited. Other wavelengths, especially ...

A home machinist and microscopy enthusiast has documented a detailed technical conversion of a scanning electron microscope (SEM) into a transmission electron microscope (TEM), demonstrating that ...

A new Houston Methodist study highlights a promising noninvasive imaging technique that could help doctors more accurately ...

Gold’s pristine shine may depend on a hidden atomic rearrangement that makes oxygen reactions far harder, helping explain its ...

The purpose of this practical is to investigate the effect of a range of concentrations of salt or sugar solutions on the mass of plant tissue. Make sure that the potato is placed on a ceramic tile ...

Today:Early fog in the far southwest clears quickly. Most areas stay dry with sunshine and variable cloud, though northern and northeastern regions may see isolated showers. Light winds overall, ...

For years, companies have injected carbon dioxide into concrete to trap emissions and improve early performance. The construction industry embraced the approach even though researchers could not fully ...

Senegenin is the main bioactive ingredient isolated from the dried roots of Polygala tenuifolia Willd. In recent years, senegenin has been proved to possess a variety of pharmacological activities, ...