Astronomers glimpse cosmic dawn, when the stars switched on

WASHINGTON (AP) -- After the Big Bang, it was cold and black. And then there was…

Recent Corrections to Meteoroid Environment Models

Abstract: The dynamical and physical characteristics of a meteoroid affects its behavior in the atmosphere and…

NASA Advanced Explorations Systems: 2017 Advancements in Life Support Systems

Abstract: The NASA Advanced Exploration Systems (AES) Life Support Systems (LSS) project strives to develop reliable,…

Risso’s dolphins plan their dives

Slipping beneath the surface of the water in pursuit of food sets the timer ticking for…

Six decades of cosmology

Six decades of cosmology

Six decades of cosmology

Six decades of cosmology

Black holes from small galaxies might emit gamma rays

Black holes from small galaxies might emit gamma rays

Black holes from small galaxies might emit gamma rays

Black holes from small galaxies might emit gamma rays

New data helps explain recent fluctuations in Earth’s magnetic field

PUBLIC RELEASE: 28-FEB-2018 New data helps explain recent fluctuations in Earth's magnetic field

New data helps explain recent fluctuations in Earth’s magnetic field

PUBLIC RELEASE: 28-FEB-2018 New data helps explain recent fluctuations in Earth's magnetic field