Incorporating the refractive index of the Sun into models of gravitational lensing effects improves agreement with measurements of the phenomenon.
gravity
Posted inResearch Spotlights
Gravity Waves Leave Ripples Across a Glowing Night Sky
A thunderstorm made waves on a rare “bright night.”
Posted inResearch Spotlights
Modeling Gravity Waves with Machine Learning
Researchers used neural networks to better define the parameterizations necessary for modeling the distribution and characteristics of orographic gravity waves.
Posted inNews
Airborne Gravity Surveys Are Remaking Elevations in the U.S.
Measuring gravity’s tiny fluctuations is giving the United States an upgraded system of elevations.
Posted inNews
New Juno Data Reveal Four Key Secrets of Jupiter
Deep clouds, polar storms, lopsided gravity, and a uniformly rotating interior demonstrate that the gas giant plays by different rules than Earth.
Posted inResearch Spotlights
How Do Deep-Sea Gravity Currents Transport Sediment So Far?
The first field measurements of turbidity currents flowing around submarine channel bends indicate spiral flow plays a key role in keeping sediment suspended for hundreds of kilometers.
Posted inResearch Spotlights
Sorting Waves in the Sky
Gravity waves in the atmosphere drive weather around the globe. A new study helps interpret gravity wave data and identify annual patterns of this atmospheric mechanism.
Posted inEditors' Vox
Close Encounter with Jupiter
First results from the Juno mission shed new light on Jupiter’s atmosphere, gravity, magnetic field, aurora, history, and more.
Posted inScience Updates
Earth's Wobbly Path Gives Clues to Its Core
Understanding the Earth Core and Nutation; Brussels, Belgium, 19–21 September 2016
Posted inResearch Spotlights
Evidence of an Extinct Ocean Basin Detected Beneath Greenland
An analysis of a seismic and gravity anomaly discovered in the middle mantle sheds new light on ancient oceans, the mantle's evolution, and ancient magmatism in the Arctic.