While most planets that we are familiar with stick relatively close to their host star in a predictable orbit, some planets seem to have been knocked out of their orbits, floating through space free ...

Administering an exam used to be straightforward: All a college professor needed was an open room and a stack of blue books. At many American universities, this is no longer true. Professors now ...

Abstract: For an undirected graph $G=(V, E)$ and a k-nonnegative integer vector $p=\left(p_{1}, \ldots, p_{k}\right)$, a mapping $l: V \rightarrow$ $\mathbb{N} \cup ...

Kate Fitz-Gibbon has received funding for research on violence against women and children from a range of federal and state government and non-government sources, including Australia's National ...

The original version of this story appeared in Quanta Magazine. If you want to solve a tricky problem, it often helps to get organized. You might, for example, break the problem into pieces and tackle ...

Add Yahoo as a preferred source to see more of our stories on Google. If time travel is possible, one of the greatest questions is why don’t we see time travelers in the here and now. A new theory ...

A new study links excessive screen time to rising rates of nearsightedness in children. A Michigan group is pushing for 60 minutes of daily recess to help protect kids’ vision and development. (Jeff ...

Despite a gorgeous score and some fine performances, the musical adaptation of the Madeleine L’Engle classic gets trapped in a time loop. By Jesse Green Jesse Green saw “A Wrinkle in Time” on Thursday ...

A recent study found screen time and socioemotional problems in children are linked in both directions, with gaming tied to greater risk than other activities. A large-scale analysis of 117 studies ...