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All markets

Forecast on real-world events — odds from Polymarket, no betting.

Highest earthquake magnitude in 2026?

7.9 or below 55% Yes No
8.2 – 8.3 15% Yes No

+5 more outcomes

$28K Vol.
Polymarket

Lowest Mississippi level at Baton Rouge by November 30?

6.00 ft or more 64% Yes No
4.00 to 4.99 ft 15% Yes No

+3 more outcomes

$22K Vol.
Polymarket Science & Tech

Next Muse Spark (1.4+): Text Arena Debut?

1480+ 76% Yes No
1490+ 66% Yes No

+2 more outcomes

$22K Vol.
Polymarket

Magnitude 6.5+ earthquake in LA before 2027?

No 96%
Yes 4%
$21K Vol.
Polymarket Science & Tech

Plague declared public health emergency by...?

December 31 5% Yes No
November 30 2% Yes No
$20K Vol.
Polymarket Science & Tech

Measles cases in U.S. by October 31?

3700+ 100% Yes No
3800+ 100% Yes No

+9 more outcomes

$16K Vol.
Polymarket Science & Tech

Plague case in US by December 31?

No 92%
Yes 8%
$14K Vol.
Polymarket Science & Tech

How many Chinook will pass Bonneville Dam by October 31?

More than 550,000 99% Yes No
More than 575,000 98% Yes No

+5 more outcomes

$12K Vol.
Polymarket Science & Tech

Screwworm National Emergency declared by...?

December 31 16% Yes No
October 31 5% Yes No

+2 more outcomes

$11K Vol.
Polymarket Science & Tech

100kt meteor strike in 2026?

No 97%
Yes 3%
$9K Vol.
Polymarket Science & Tech

How many SpaceX launches in October 2026?

<14 88% Yes No
16 14% Yes No

+3 more outcomes

$1K Vol.
Polymarket Science & Tech

Vesuvius eruption with 1+ VEI in 2026?

No 94%
Yes 6%
$670 Vol.
Polymarket Science & Tech

OpenAI retracts Navier-Stokes solution in 2026?

No 93%
Yes 7%
$88 Vol.
Polymarket Science & Tech