In thermodynamics, heat is the thermal energy transferred between systems due to a temperature difference.

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Newly-Discovered Brown Dwarf is Hotter than the Sun

Bizarre object hotter than the sun is orbiting a distant star at breakneck speed

A Brown Dwarf is Getting Hit With So Much Radiation it's Hotter Than the Sun

Record-Breaking Planet-Like Object Found That's Hotter Than The Sun

Hotter sand from microplastics could affect sea turtle development

Earth is getting hotter at a faster rate despite pledges of government action

Hungry black hole shoots out bright X-ray jet 60,000 times hotter than the sun

Forest Service Explores Moving Trees to Save Them from Hotter Weather

How maths reveals the best time to add milk for hotter tea

James Webb finds the innermost planet around TRAPPIST-1 is too hot for an atmosphere. The tidally-locked, Earth-sized world, has a dayside temperature of some 450°F (232°C), which is hotter than would be expected if it had an atmosphere to redistribute heat.

Hotter than infinity: Light pulses can behave like an exotic gas

The universe is slightly hotter than it should be. 'Dark photons' could be to blame.

Darkest Planet In Space: Mysterious planet burning like embers in the universe... Hotter than volcano, blacker than coal

Climate Change Made Summer Hotter and Drier Worldwide, Study Finds

Longer, hotter and more frequent heat waves in cities

Korea's Fusion Reactor Ran 7 Times Hotter Than The Sun For Almost 30 Seconds

It’s Only Going To Get Hotter: Scientists Forecast Rising Temperatures and More Frequent Heatwaves

Heat Waves Are Feeling Hotter, And We're Measuring Them Wrong, Too

Today's heat waves feel a lot hotter than heat index implies

Yes, It’s Getting Hotter — This Simple Graphic Explains