Editor’s Note: December 10, 2025: We’ve reviewed these selections to ensure they are available and competitively priced. To further update our coverage, with a focus on ease-of-use, we’ve called in ...

Jason Fernando is a professional investor and writer who enjoys tackling and communicating complex business and financial problems. Thomas J. Brock is a CFA and CPA with more than 20 years of ...

Find answers to your big nature questions. Delve into stories about our research, scientists and the collections we care for. Uncover the history of life on Earth, from the smallest insects to the ...

Abstract: The increasing use of drones in civil and defense applications poses threats to critical infrastructure, with low-radar cross section (RCS) targets detection in cluttered environments ...

Abstract: This paper proposes an algorithm for fall detection using a ceiling-mounted 3D depth camera. The lying pose is separated from common daily activities by a k-NN classifier, which was trained ...

3D mammograms can find more cancers than 2D mammograms alone. 3D mammograms are better at finding tumors in dense breast tissue. Combining 3D and 2D mammograms gives a higher radiation dose. There are ...