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88 votes

3 answers

35k views

Impossible or improbable? Hurricane crossing the equator

DrewP84

2,598

asked Apr 17, 2014 at 0:18

61 votes

6 answers

469k views

Why does lightning strike from the ground-up?

lightning

Kenshin

7,346

asked Apr 27, 2014 at 5:59

50 votes

5 answers

5k views

What started the US Dust Bowl of the 1930s, and could it happen again?

climate soil dust-bowl

Azzie Rogers

2,802

asked Apr 21, 2014 at 23:47

44 votes

6 answers

105k views

Are Richter-magnitude 10 earthquakes possible?

geology geophysics earthquakes seismology

blunders

4,561

asked May 10, 2014 at 20:40

43 votes

2 answers

5k views

(How long) would Earth's atmosphere last without a global magnetic field?

atmosphere hypothetical solar-terrestrial-physics magnetosphere

gerrit♦

11.1k

asked Apr 22, 2014 at 18:09

31 votes

8 answers

3k views

Is earthquake prediction possible?

geophysics earthquakes seismology predictability

Deer Hunter

2,083

asked May 11, 2014 at 3:14

28 votes

3 answers

41k views

Why is Earth's inner core made of an iron-nickel alloy?

geology geophysics earth-history core

tux

1,622

asked Apr 25, 2014 at 17:00

28 votes

3 answers

4k views

Equinoxes and solstices: start of the season or mid-season?

terminology meteorology

rob

431

asked Sep 12, 2014 at 19:16

28 votes

7 answers

38k views

Is a complete global flood physically possible on Earth?

meteorology hypothetical water geomythology flooding

Graviton

493

asked Apr 21, 2015 at 14:26

27 votes

2 answers

2k views

Would the Earth function the same spinning the other way?

climate planetary-science hypothetical earth-rotation

Ruddy

381

asked May 1, 2014 at 8:08

25 votes

3 answers

8k views

What do weather forecasters mean when they say "50% chance of rain"?

meteorology weather precipitation statistics weather-forecasting

naught101

5,327

asked Apr 16, 2014 at 1:09

25 votes

2 answers

2k views

What is the cause of the jet streams?

atmosphere weather meteorology jet-stream air-currents

Ben A. Noone

1,474

asked Apr 18, 2014 at 12:35

23 votes

1 answer

2k views

What causes 'positive' lightning to be rarer, higher charged, and longer lasting than 'negative' lightning?

meteorology convection lightning electromagnetism

DrewP84

2,598

asked Apr 17, 2014 at 22:33

23 votes

2 answers

19k views

Why do crystals, like quartz and diamonds, form in different colors?

geology crystals crystallography diamond

Azzie Rogers

2,802

asked Apr 18, 2014 at 12:44

23 votes

1 answer

19k views

Do tornadoes have eyes?

meteorology tornado thunderstorm severe-weather

geoff

333

asked Aug 21, 2014 at 6:47

22 votes

6 answers

125k views

Is there a difference between rock and stone?

geology rocks petrology terminology

Armadillo

561

asked May 29, 2014 at 18:35

22 votes

2 answers

2k views

Peak phosphorus - what are the sinks?

geochemistry mineralogy biogeochemistry geobiology

mart

1,184

asked Apr 22, 2014 at 8:04

21 votes

2 answers

4k views

How do tropopause folds form and do they have any impact on synoptic scale weather?

meteorology troposphere stratosphere synoptic vorticity

DrewP84

2,598

asked Apr 17, 2014 at 0:04

21 votes

1 answer

828 views

What data does a skilled meteorologist look at to predict thunderstorms?

meteorology weather-forecasting thunderstorm

Deer Hunter

2,083

asked Jul 4, 2014 at 7:01

21 votes

3 answers

6k views

Why don't scientists use fire entry suits to study volcanoes?

volcanology geothermal-heat volcanic-hazard magmatism

football-fsj

213

asked Dec 31, 2014 at 9:17

20 votes

2 answers

46k views

How do seismologists locate the epicenter and focus of an earthquake?

geophysics geology earthquakes seismology

Azzie Rogers

2,802

asked May 2, 2014 at 18:01

19 votes

1 answer

699 views

Why are weather kites no longer used (much) operationally?

measurements weather

gerrit♦

11.1k

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17 votes

2 answers

19k views

Why does the colour of amethyst fade if exposed to too much light?

mineralogy minerals crystals crystallography

Kenshin

7,346

asked Apr 19, 2014 at 2:05

16 votes

6 answers

860 views

Does volcanic activity fluctuate?

geophysics volcanology geodynamics volcanoes geothermal-heat

Ben A. Noone

1,474

asked May 7, 2014 at 18:47

16 votes

2 answers

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How to reconcile hourly vs. daily probability of precipitation in the forecast?

precipitation weather-forecasting

J-P

161

asked Mar 10, 2015 at 12:41

16 votes

1 answer

435 views

What is the methodology to analyze future climatic extremes using the results of climate models?

meteorology climate-change precipitation climate-models

rozsasarpi

453

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15 votes

3 answers

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meteorology atmosphere clouds satellites satellite-oddities

arkaia

14.7k

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15 votes

1 answer

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Does a green or yellow sky actually indicate a tornado?

weather storms tornado

Chris Laplante

269

asked Apr 16, 2014 at 4:13

15 votes

1 answer

570 views

What constitutes a blizzard in meterological terms?

meteorology weather snow

user402

asked May 6, 2014 at 19:03

15 votes

3 answers

5k views

Do other terrestrial planets have "earthquakes"?

seismology earthquakes planetary-science

Stan Shunpike

573

asked Dec 20, 2014 at 19:20

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Impossible or improbable? Hurricane crossing the equator

Why does lightning strike from the ground-up?

What started the US Dust Bowl of the 1930s, and could it happen again?

Are Richter-magnitude 10 earthquakes possible?

(How long) would Earth's atmosphere last without a global magnetic field?

Is earthquake prediction possible?

Why is Earth's inner core made of an iron-nickel alloy?

Equinoxes and solstices: start of the season or mid-season?

Is a complete global flood physically possible on Earth?

Would the Earth function the same spinning the other way?

What do weather forecasters mean when they say "50% chance of rain"?

What is the cause of the jet streams?

What causes 'positive' lightning to be rarer, higher charged, and longer lasting than 'negative' lightning?

Why do crystals, like quartz and diamonds, form in different colors?

Do tornadoes have eyes?

Is there a difference between rock and stone?

Peak phosphorus - what are the sinks?

How do tropopause folds form and do they have any impact on synoptic scale weather?

What data does a skilled meteorologist look at to predict thunderstorms?

Why don't scientists use fire entry suits to study volcanoes?

How do seismologists locate the epicenter and focus of an earthquake?

Why are weather kites no longer used (much) operationally?

Why does the colour of amethyst fade if exposed to too much light?

Does volcanic activity fluctuate?

How to reconcile hourly vs. daily probability of precipitation in the forecast?

What is the methodology to analyze future climatic extremes using the results of climate models?

What causes these banded clouds?

Does a green or yellow sky actually indicate a tornado?

What constitutes a blizzard in meterological terms?

Do other terrestrial planets have "earthquakes"?