Understanding Ceteris Paribus: Assumptions in Determining Causation

Discover how the ceteris paribus assumption isolates variables to clarify economic causation, simplifying complex ...
USA Today

What is a seiche? Wind causes huge waves to expose Lake Erie's floor

Powerful winds over Lake Erie on Dec. 29 caused major shifts in water levels, with waves carrying water so high and far that they exposed some of the lake's floor beneath in a phenomenon known as a ...
IEEE

Structurally Consistent Elastic Frequency- Controllable Envelope Inversion for P- and S-Wave Velocity Model Building

Abstract: Elastic full-waveform inversion (EFWI) can simultaneously build multiple subsurface parameters. However, EFWI faces the ill-posed problem and the multiparameter coupling effects. Building ...
The New York Times

Overlooked No More: Inge Lehmann, Who Discovered the Earth’s Inner Core

She pointed to evidence that the Earth’s inner core was solid — not liquid, as scientists had believed — a discovery that was ahead of its time. Inge Lehmann in 1932. She overcame discrimination in ...
IEEE

Joint P- and S-Wave VSP Traveltime Tomography via Well Log-Guided Physics-Informed Neural Networks

Abstract: Traveltime tomography is widely used in seismology to construct accurate long-wavelengthsubsurface velocity models and to investigate the Earth’s internal structure and dynamic processes.
Frontiers

The Missing P waves in Wide QRS Tachycardia

1 Guilin Hospital of the Second Xiangya Hospital of Central South University, Guilin, China 2 Second Xiangya Hospital, Central South University, Changsha, China The final, formatted version of the ...