Ukraine's air force said it had shot down 24 of 26 drones launched from Russia overnight over four regions, according to a statement posted on the Telegram messaging app.
Falling debris in the southern Odesa region injured one person and damaged 20 homes and four garages, according to regional governor Oleh Kiper.
Drone debris in the southern region of Mykolaiv caused a fire at a food enterprise that was put out, regional governor Vitaliy Kim said.
The governor of the westerly Ivano-Frankivsk region, Svitlana Onyshchuk, said authorities were dealing with the attack's aftermath, but did not disclose details, except to say no one had been injured.
Ukraine's energy ministry said Russia had attacked energy infrastructure in six regions over the past day, and damaged industrial infrastructure in the Ivano-Frankivsk region.
The governor of the central Khmelnytskyi region reported no damage following the attack.
The air force revised an earlier statement to exclude a reference to air defences being activated in the Kherson region, in the south.
US President Joe Biden is expected to hold a phone call on Wednesday with Israeli Prime Minister Benjamin Netanyahu about any plans to strike Iran, Axios reported, citing three US officials.
Hezbollah targeted Israeli soldiers near the Lebanese border village of Labbouneh with artillery shells and rockets on Wednesday, the group said in a statement, a day after Israel said it had killed two successors to Hezbollah's slain leader.
North Korea's Army said it will completely cut off roads and railways connected to South Korea starting from Wednesday, and fortify the areas on its side of the border, state media KCNA reported.
US scientist John Hopfield and British-Canadian Geoffrey Hinton won the 2024 Nobel Prize in Physics for discoveries and inventions that laid the foundation for machine learning, the award-giving body said on Tuesday.
Israel's military said it had begun ground operations in southwest Lebanon, expanding its incursions to a new zone, a year after exchanges of fire began with armed group Hezbollah and after pleas by the U.N. for a diplomatic solution.