Russia may be preparing an offensive against the Kharkiv and Sumy regions of Ukraine in late May or early June with up to 70,000 troops.
Ukraine's loss of the Chasiv Yar high-altitude fortification is only a matter of time, opening the way for Russia to capture the last major cities in Donetsk region, says the deputy head of Ukraine's military intelligence.
Ukraine has developed a new long-range drone with a flight range of more than 3,000 kilometers, capable of reaching targets even in russian Siberia.
The expert assessed the possibility of an enemy attack on Kharkiv.
Zelenskiy emphasized that Ukraine is doing everything possible to strengthen Kharkiv's defense against constant russian attacks and thanked its partners for their help with air defense and pressure on russia.
Russia seeks to turn Kharkiv into a gray zone uninhabitable for civilians through intense bombardment, while Ukraine promises to defend the city and seeks Western air defense systems to counter the threat.
According to President Volodymyr Zelenskyy, Ukraine has managed to stabilize the situation on the frontline, but it is not able to repel another major Russian offensive.
Russia could launch a large-scale offensive similar to last year's, and Ukraine's ability to defend itself now looks less certain than before, The Economist writes.
The Ministry of Defense is testing fabrics that are supposed to absorb infrared radiation to make thermal imaging invisible capes for Ukrainian soldiers.
European traders have sent 3 billion cubic meters of gas to Ukraine's underground storage facilities, saving them more than $300 million.
SpaceX has launched the first private lunar rover called Odysseus, built by Intuitive Machines, which is scheduled to land on the moon on February 22.
Residents of Bessarabia have changed their traditional pro-Russian vector to pro-Ukrainian - The Economist explains the reasons.
Zelensky's dismissal of General Zaluzhnyi and appointment of General Syrskyi means a new decisive stage in the war and the risk of making mistakes.
Ukrainian kamikaze drones, which are cheap, easy to operate, and have proven effective against russian troops and equipment, are called the weapon of the future by The Economist.
Rare cases of early symptoms of Alzheimer's disease may be associated with growth hormone treatment several decades earlier due to the possible transmission of beta-amyloid protein during medical procedures.
