President Barack Obama discusses the debt limit and federal deficit during a news conference in the East Room of the White House in Washington, June 29, 2011.
The UNAIDS annual report warns that Trump era HIV funding cuts could lead to 6 million more infections and 4 million deaths by 2029 — as low-income countries struggle to fill the gap.
Emily Kwong and Regina Barber of NPR's Short Wave talk about a comet visiting from interstellar space, caterpillars that eat and break down plastic, and how animals' sense of smell varies by altitude.