DNA-based rulers require complex chemical synthesis and only work ... standards that work across different experimental conditions. Modern super-resolution microscopes bypass light's natural ...

“New Horizons shattered a major paradigm of planetary science,” says Alan Stern, the mission’s principal investigator. “Pluto ...

Advanced digital imaging reveals a portrait of an unknown man beneath "Ecce Homo," an oil painting by renowned Renaissance ...

Syria's new rulers are combing through the billion-dollar corporate empires of ousted president Bashar al-Assad's allies, and ...

The new administration ordered a freeze on companies and bank accounts of Assad-linked businesses and individuals. Read more ...

An insect bite: This is a possibility if your cat is not on flea control medications, but it is unlikely based on the photo ...

The challenge that Prince Harry and Meghan Markle face as they attempt to become beloved celebrities in President Donald ...

Your veterinarian will need to examine the cells of the contents of the lump under a microscope ... If you cannot get in, take a ruler and measure the lump. Write down the date and what size ...

Choose from Ruler With Measurements Drawing stock illustrations from iStock. Find high-quality royalty-free vector images that you won't find anywhere else. Video ...

Encourage children to love science by showing them the world in miniature with some of the best microscopes for kids — here are our favorite models. The best microscopes for kids allow children ...