National Academies of Sciences%2c Engineering%2c and Medicine

Driving progress for the benefit of society by providing independent, objective advice to advance science, engineering, and medicine.

In an introductory video, evolutionary biologist and new National Academy of Sciences president Neil H. Shubin describes how he would like to connect the wonder of science and excitement of discovery ...
California Academy of Sciences

Daily Calendar

Cal Academy opens at 9:30 a.m. Mon.–Sat. and 11 a.m. Sun. 10:15 a.m. Learn about animals' senses—including your own!—through this interactive Sensory Storytime. Daily, 10:15 a.m. 10:30 a.m. Learn ...
IEEE

A Capacitance to Digital Converter Using Continuous Time ΔΣ Modulator for Microphone-Based Auscultation

Abstract: This paper presents a novel Capacitance to Digital Converter (CDC) for ultra-low power microphone-based auscultation. The proposed CDC utilizes a continuous-time Capacitance to Voltage ...