Magnetization by laser pulse

To magnetize an iron nail, one simply has to stroke its surface several times with a bar magnet. Yet, there is a much more unusual method: A team has discovered some time ago that a certain iron alloy can be magnetized with ultrashort laser pulses.

Growing biofilms actively alter host environment

Dental plaque, gut bacteria and the slippery sheen on river rocks are all examples of biofilms, organized communities of microorganisms that colonize our bodies and the world around us. A new study reveals exactly how growing biofilms shape their envir…

Specific genetic variant may help prevent obesity

A preclinical study shows that a specific human genetic variant of a receptor that stimulates insulin release may help individuals be more resistant to obesity. The researchers discovered that this variant behaves differently in the cell which may cont…

Diabetes drug may reduce risk for colorectal cancer

A groundbreaking study suggests a class of medications used to treat type 2 diabetes may also reduce the risk of colorectal cancer (CRC). The findings support the need for clinical trials to determine whether these medications could prevent one of the …

Ancient stars made extraordinarily heavy elements

How heavy can an element be? An international team of researchers has found that ancient stars were capable of producing elements with atomic masses greater than 260, heavier than any element on the periodic table found naturally on Earth. The finding …