Atomic clocks are more accurate than those used to define the second, suggesting the definition might need to change ...

All the snow last week and the cold air this week is making for some dangerous temperatures.But how can snow, make the cold worse.Firstly, those two factors pro ...

A team of engineers and material scientists in the Paul M. Rady Department of Mechanical Engineering at CU Boulder has ...

In 1974, science fiction author Larry Niven wrote a murder mystery with an interesting premise: Could you kill a man with a ...

The material contained in this workshop may not be the most current. How We Lose Heat to the Environment Radiation - loss of heat to the environment due to the temperature gradient (this occurs only ...

In discussions of the pros and cons of this procedure, potential risks from radiation exposure frequently are ignored. In this analysis, Columbia University researchers estimated risks for cancer ...

Radiotherapy, or radiation therapy, is the clinical use of high energy rays (ionizing radiation) to induce DNA damage in all exposed cells to ultimately kill cancer cells or prevent cancer growth.

In a political landscape that is fully intent on otherizing the Black experience, it’s more important than ever to listen to Black voices and experience Black stories. Netflix’s Black Stories ...

The shade WBGT is calculated for an environment shaded from direct (and strong reflected) solar radiation and where surfaces are not significantly hotter or colder than the indicated air temperature. ...

Calculating your body mass index (BMI) involves using a simple formula with your weight (in pounds or kilograms) and height (in inches or meters). BMI is used to estimate your body fat and establish ...

Each February, people across Canada participate in Black History Month events and celebrations that honour the legacy and contributions of Black people in Canada and their communities. The 2025 theme ...

A series of contract extensions have depleted the star-level talent in the NBA’s 2025 free agent class, but there will still be some notable names to watch this summer, as Eric Pincus of Bleacher ...