PolyBet - Prediction Markets
Sign in
Prediction markets
12 active markets
· category “Science”
How it works
How to trade
By volume
Closing soon
Newest
Precipitation in Hong Kong in May?
210-220mm
53%
220-230mm
33%
6 more
$66K
Vol.
May 31
science
Potential payout
$25
→
$47
53 trading now
Precipitation in Seoul in May?
140-150mm
32%
160mm+
30%
6 more
$11K
Vol.
May 31
science
Potential payout
$25
→
$78
44 trading now
Where will 2026 rank among the hottest years on record?
1
31%
Yes
No
2
59%
Yes
No
$2.88M
Vol.
Dec 31
science
Potential payout
$25
→
$42
52 trading now
Measles cases in U.S. by May 31?
1800
99%
Yes
No
1900
99%
Yes
No
$111K
Vol.
May 31
science
Potential payout
$25
→
$26
51 trading now
Major volcano eruption (VEI ≥6) in 2026?
11%
chance
Yes
No
$93K
Vol.
Mar 31
science
Potential payout
$25
→
$227
45 trading now
How many SpaceX launches in May?
≤8
1%
Yes
No
9
5%
Yes
No
$4.7K
Vol.
May 31
science
Potential payout
$25
→
$44
48 trading now
Natural Disaster in 2026?
28%
chance
Yes
No
$221K
Vol.
Dec 31
science
Potential payout
$25
→
$89
57 trading now
1 megaton meteor strike in 2026?
3%
chance
Yes
No
$106K
Vol.
Dec 31
science
Potential payout
$25
→
$313
46 trading now
10.0 or above earthquake before 2027?
5%
chance
Yes
No
$607K
Vol.
Dec 31
science
Potential payout
$25
→
$313
53 trading now
Magnitude 6.5+ earthquake in LA before 2027?
8%
chance
Yes
No
$10K
Vol.
Dec 31
science
Potential payout
$25
→
$313
34 trading now
SpaceX or OpenAI higher IPO Market Cap?
8%
chance
Yes
No
$7.8K
Vol.
Dec 31
science
Potential payout
$25
→
$313
38 trading now
Rocket Lab’s Neutron Rocket Launch by December 31?
32%
chance
Yes
No
$324.94
Vol.
Dec 31
science
Potential payout
$25
→
$79
34 trading now