Good news for gardeners! Scientists have uncovered a simple way to boost plant growth - and all you need is a speaker

More from Science & Technology

• 10m Americans told to stay indoors TODAY as dangerous conditions spark urgent health warning

• NASA warns blackouts could hit TODAY as sun releases colossal burst of radiation

• Trump's 'Doomsday Plane' makes unusual trip as Iran war fears escalate

• Scientists spot a mysterious 'ghost plume' in Oman - and it suggests Earth's core could be LEAKING

• Recall for medical device used by millions of Americans over malfunction that could lead to death

• You're drying your washing wrong! Expert reveals why you SHOULDN'T hang your clothes outside during the UK heatwave

• Are YOU a good flirt? Take the five-minute test to see how your skills stack up against your peers

• Flying saucer UFO is caught on camera by US MILITARY in newly-released footage

• Scientists capture the most detailed image of a galaxy yet - covering an area about 65,000 light-years wide

• What would happen if the Great Fire of London took place TODAY: Terrifying map reveals the modern landmarks that would perish - including the Walkie-Talkie, Bank Station, and The Ned

• Check your phone NOW: Major mobile brand will delete thousands of accounts within weeks - how to check if you're affected

• Scientists give 10,000-year-old woman a face: Incredible reconstruction reveals lady with 'lighter skin than most' and BLUE eyes

• Shock study reveals UK regions where residents may be more likely to die early - due to toxic plastics

• Scientists reveal exactly how HOT Britain could get - with heatwaves above 40°C set to become the norm

• Warning over surveillance tactic leaving entire US neighborhoods in terror: Check your yard NOW

• Pilot reveals why taking off makes him more nervous than landing

• Flesh-eating 'demonic' worms that could irritate human skin invade major US city

• Healthcare records of 8m Americans leaked online... and the clue YOU are affected

• Life on Mars? Mysterious 'mushroom' is spotted on the Red Planet in photo snapped by NASA's Curiosity rover

• The 7 foods you MUST move to the fridge during the UK heatwave - including ketchup