A new method of observing and measuring interactions between students and teachers could have interesting impacts on academic achievement. Research has shown that interactions between students and ...

Click to open image viewer. CC0 Usage Conditions ApplyClick for more information. From its infancy, timekeeping has depended on astronomy. The motion of celestial bodies relative to the rotating Earth ...

Observational Methods The emergence of comparative effectiveness has led to a renewed interest in the role of observational studies for assessing the benefits and harms of alternative interventions.

Stanford researchers placed this sample holder (approximately 1-inch diameter, bottom view) containing an anode after battery operation into the X-ray photoelectron spectroscopy tool for thorough ...