It has been an eventful few months for the Northern Hemisphere atmosphere. An unusually early sudden stratospheric warming episode in late November appears to have factored into a weakened and distorted polar vortex at times in December, likely causing extra waviness...

It has been an eventful few months for the Northern Hemisphere atmosphere. An unusually early sudden stratospheric warming episode in late November appears to have factored into a weakened and distorted polar vortex at times in December, likely causing extra waviness...

Shortly after NASA’s Artemis II SLS (Space Launch System) rocket and Orion spacecraft arrived to Launch Pad 39B at the agency’s Kennedy Space Center in Florida on Jan. 17, engineers began preparations for an upcoming wet dress rehearsal, a fueling test of the rocket...

Shortly after NASA’s Artemis II SLS (Space Launch System) rocket and Orion spacecraft arrived to Launch Pad 39B at the agency’s Kennedy Space Center in Florida on Jan. 17, engineers began preparations for an upcoming wet dress rehearsal, a fueling test of the rocket...

Physics of the Cosmos 21 January 2026 A reminder of impending deadlines for several important opportunities. Fermi General Investigator Cycle 19 and NuSTAR General Observer Program Cycle 12, both part of ROSES-25 D.3 Combined General Investigator General Observer...

Physics of the Cosmos 21 January 2026 A reminder of impending deadlines for several important opportunities. Fermi General Investigator Cycle 19 and NuSTAR General Observer Program Cycle 12, both part of ROSES-25 D.3 Combined General Investigator General Observer...

1 hour agoShareSaveBecause Sulawesi lies on the northern sea route between mainland Asia and ancient Sahul, the dates have direct implications for assessing when the ancestors of Aboriginal Australians first arrived.For years, the mainstream view – based largely on...