Lava flow from Spanish island volcano likened to a tsunami
A second 4.5-magnitude earthquake in two days has rattled the Spanish island of La Palma
White House plans to address economic risk of climate change
Biden administration taking steps to address economic risks from climate change.
Lucy in the sky: Spacecraft will visit record 8 asteroids
NASA is on an asteroid roll as it gets set to launch a series of spacecraft to visit and even bash some of the solar system's most enticing rocks
Wildfire rages in Southern California coastal mountains
A historic drought tied to climate change is making wildfires harder to fight.
WATCH: 90-year-old actor William Shatner becomes oldest person to venture into space
William Shatner was overcome with emotion upon his return to earth after his 11-minute flight to the edge of the final frontier.