3), whereas in other cases the evidence may be nonspecific (e.g., inflammatory cells). Bacterial vaginosis can be detected by the presence of clue cells (Fig. 4). In general, the Pap smear is ...

F RUIT FLIES are smart. For a start—the clue is in the name—they can fly. They can also flirt; fight; form complex, long-term ...

We are at a critical time and supporting climate journalism is more important than ever. Science News and our parent organization, the Society for Science, need your help to strengthen ...

Oct. 3, 2024 — Human stem cell transplants successfully repaired macular holes in a monkey model, researchers report. After transplantation, the macular holes were closed by continuous filling ...

Here’s how it works. It feels like the Splinter Cell remake has been on its way for a decent while now, which isn't helped by the fact it's been over two years since we heard anything official ...

Regulatory T cells (Tregs) have gone from obscurity to rock-star status in the past decade, prompting intense scrutiny—but what exactly are they? Four studies examine this question, delving ...

Given the right conditions, certain types of cells are able to self-assemble into new lifeforms after the organism they were once part of has died. When you purchase through links on our site ...

According to many experts, we may soon find ourselves using fuel cells to generate electrical power for all sorts of objects we use every day. A fuel cell is a device that uses a source of fuel ...

Oct. 3, 2024 — Pockets of microbes have been found living within a sealed fracture in 2-billion-year-old rock. The rock was excavated from the Bushveld Igneous Complex in South Africa, an area ...

Scientists at Sanford Burnham Prebys have developed a clearer picture of how crucial machinery in the human cell's recycling ...

Like all living things, cancer cells need to eat, and scientists have long tried to figure out how to starve tumors to death. A lot of that effort has focused on stifling the cells’ ability to ...

Solution providers and vendors are showing up for customers and banding together in recovery efforts for Hurricane Helene and ...