Weather & ScienceSeveral dead in Iowa as storms batter MidwestA tornado has destroyed much of a small town in Iowa, leaving buildings flattened and cars overturned.See moreMore newsHeavy rain and floods prompt severe weather warningCommunities across the region face travel disruption and flooding that could pose a danger to life.EnglandNorthern warns of train disruption amid heavy rainSpeed restrictions will be in place on a number of routes on Wednesday and Thursday.Science & EnvironmentHeavy rain and flood warning issued for YorkshireThe Met Office says heavy downpours could lead to flooding and travel disruption across the region.Leeds & West YorkshireFlood-hit traders frustrated by compensation delaysBusinesses are re-opening but many are still waiting for financial help six months on.Northern IrelandSevere weather explainedThe scientists hunting giant rivers in the skyAtmospheric river storms have wreaked havoc on the US West Coast, and are getting bigger. These scientists chase them in the sky to predict where they will strike.FutureWhat record ocean temperatures mean for our planetThe world's oceans may be warming faster than expected and the impacts will be felt from polar ice shelves to many of the world's coastal cities.FutureIs 'tornado alley' in the US migrating?It's that time of year when tornado alley swings into action. But is it moving?FutureThe women saving crumbling Tibetan monasteriesClimate change was ravaging the stunning Tibetan heritage of the Himalayas – now the 14th Century monasteries are being restored.FutureThe sounds that warn of tornadoesThe destructive power of tornadoes is as sudden as it is violent. Now scientists are eavesdropping on twisters to develop new early warning systems and fight warning fatigue.FutureThe Texas wildfires weren't caused by droughtThe worst wildfires in Texas' history are leaving wide scars on the landscape. Why is the blaze so extreme?FutureWatchAlaska's melting glaciers that rip homes apartQasa Alom meets a team conducting research on Alaska's changing environment.Weather & scienceWhy giant hailstones are on the riseAlthough huge hailstones are still rare, there are signs that their frequency and size are increasing.Weather & scienceWhat 'zombie fires' are and why they pose a risk for CanadaOver 100 fires in one province alone have been burning under the Canadian snow at an unprecedented rate.Weather & scienceWhat happens when it rains space debrisA bus-sized satellite has become the latest piece to fall to Earth. How often does that happen?Weather & scienceWhy electric vehicles struggle in extreme coldFreezing temperatures affect electric vehicles in two major ways. Watch to discover how and why.Weather & scienceThe sacred birds of longevity revered in BhutanThe black-necked cranes are a revered species across the Himalayas.Weather & scienceWhy insects are so crucial to life on EarthInsects make up around 70% of all known species, but many are struggling. How can we protect them better?Weather & scienceThe danger of a runaway ice-albedo loopAntarctic researchers are warning of a runaway ice-albedo feedback loop. But what is it? Weather & scienceIs New York really sinking?New York is gradually sinking under its own weight. Can the city mitigate the situation?Weather & scienceInside the world's biggest 'mirror' solar plantWe visit Morocco’s vast concentrated solar power project.Weather & scienceViews from an observatory on top of the worldWhere sharp images of cosmic objects can be seen 270 days a year.Weather & scienceLatest storiesTornadoes and dust storms hit Oklahoma and KansasVideo shows a trail of destruction as homes ripped apart by strong storms in the southern US.US & CanadaDelhi sizzles as temperatures cross 45CParts of northern India are reeling under an intense heatwave that's set to last through the week.AsiaThunderstorms reported after Met Office warningForecasters warned that some areas could see up to 50mm (2in) of rain and flooding on Saturday.WalesChild taken by floodwaters saved by a strangerHundreds were killed in recent flooding in Afghanistan, which saw homes swept away and roads destroyed.Asia'We were all under water': Afghans tell BBC of devastating floodingThe BBC goes to Afghanistan's Baghlan province, where hundreds have died in devastating flooding.AsiaVideo captures moment tornado rips through buildingsA tornado sent debris flying through the air when it touched down in the US state of Pennsylvania on Saturday.US & CanadaRowers give up Olympic dream to help Brazil flood victimsThe athletes decided to stay in their home state of Rio Grande do Sul to help flood victims.Latin America & CaribbeanSunny spell to end as thunderstorm warning issuedHeavy rain could lead to flooding and disruption, warns Met Office, with thunderstorms and hail due.WalesHundreds feared dead in Afghanistan flash flooding More than 100 people are injured, according to officials, as torrents of water sweep through entire villages.Asia