Using an observatory under construction deep beneath the Mediterranean Sea near Sicily, scientists have detected a ghostly subatomic particle called a neutrino boasting record-breaking energy in another important step toward understanding some of the universe's most cataclysmic events.

One of the key questions about Blue Origin is whether it will push toward full reusability with New Glenn. In 2021, Ars first reported on an effort codenamed "Project Jarvis" to develop a stainless steel upper stage that could be reused. The company even built a test tank, although the effort was eventually shelved.