The large swallows have nested alongside human settlements for centuries. Now, the birds’ breeding success depends on caretakers who are beginning to age out of the role
NASA astronaut and Artemis II Commander Reid Wiseman peers out of one of the Orion spacecraft’s main cabin windows on April 4, 2026, looking back at Earth, as the crew travels towards the Moon.
Scientists discovered 2.3 million conserved non-coding sequences—some hundreds of millions of years old—using Conservatory, a new comparative plant genomics platform.