A new clinical trial has found that adding repeated intravenous ketamine infusions to standard care for hospitalized patients ...

How ANOVA helps ensure process data lead to accurate, defensible decisions. The two-sample t-test determines if two population means are equal. Typical applications involve testing whether a new ...

Whenever someone talks about black holes, they almost always talk about the event horizon and the singularity. After all, ...

The concepts behind universal life insurance can be reconfigured to create personal, private pension plans today ...

What makes us tip? A new study explores two main motives: genuine appreciation for the service and conformity with social ...

Anthropologist Christopher Bae has recently suggested we add two new species of ancient human to our family tree. The plans break the conventions for how species should be named – but Bae argues the r ...

The role of megafaunal exploitation in early human evolution remains debated. Occasional use of large carcasses by early hominins has been considered by some as opportunistic, possibly a fallback ...