The Defense Department revealed its Unidentified Aerial Phenomena Task Force (UAPTF) on Friday, charging the group with examining unexplained encounters with unidentified flying objects, per a statement.
Why it matters: The task force, to be led by the Navy, comes after the Pentagon earlier this year released a number of videos of "unidentified aerial phenomena" captured by Navy pilots over the last decade.
2020 is on pace to be among the hottest years on record, and last month was tied with 2016 for the second-warmest July, per NOAA data.
Why it matters: It shows the march of human-induced global warming.
A fire phenomenon known as the blue whirl can emerge from fire tornadoes. This week scientists reported new details of the structure of the mysterious clean-burning flame.
Why it matters: Researchers hope to one day harness the blue whirl as a source of energy and to clean up fuel spills. To do that, they need to understand the flame's form — and how it might be controlled.